JBL LSR Linear Spatial Reference Studio Monitor Bukana ea Mosebelisi

Litaelo tsa Bohlokoa tsa Tšireletso

Tlhaloso ea Matšoao a Graphic
Sebaka sa mohoo ka har'a khutlotharo e lekanang e reretsoe ho hlokomelisa basebelisi ka boteng ba litaelo tsa bohlokoa tsa ts'ebetso le tlhokomelo (ts'ebeletso) libukeng tse tsamaeang le sehlahisoa.
Lehlaseli la lehalima le nang le letšoao la hlooho ea motsu, le ka har'a khutlotharo e lekanang, le reretsoe ho hlokomelisa mosebelisi ka boteng ba "volty e kotsi".tage” ka har'a sebaka se kampetsoeng sa sehlahisoa se ka bang boholo bo lekaneng ho baka kotsi ea ho tsosoa ke motlakase ho batho.

TLHOKOMELISO: HO Fokotsa KOTSI EA KOTSI EA METSI.

• SE KE UA TLOSA SEKOAHELO.
• HA HO MOSEBETSI A KAROLO KA HARE.
• BONTŠA TŠEBELETSO HO BASEBETSI BA TSOANG TSOHLE

Letšoao la fuse la IEC le bontšitsoeng ka ho le letšehali le emela fuse e amohelehang, e ka nkeloang sebaka ke mosebedisi. Ha u nkela fuse sebaka, etsa bonnete ba hore u e nkela sebaka ka mofuta o nepahetseng feela le tekanyo ea fuse.

1. Bala Litaelo - Pele o sebelisa sehlahisoa sa hau se secha sa JBL LSR, ka kopo bala litaelo tsohle tsa polokeho le ts'ebetso.
2. Boloka litaelo tsena - Bakeng sa litšupiso tsa nako e tlang le merero ea ho rarolla mathata, boloka litaelo tsena.
3. Ela hloko litemoso tsohle - Litemoso tsohle tse bukeng ena ea mosebedisi li lokela ho lateloa.
4. Latela Litaelo - Ka ho latela litaelo tse fanoeng tataisong ena, u lokela ho khona ho natefeloa ka potlako mokhoa o nepahetseng le o bolokehileng oa ho beha leihlo.
5. Metsi le Mongobo - Se ke oa sebelisa sesebelisoa sena haufi le metsi - mohlalaample, bate, sinki, kapa shaoareng, ho sa tsotellehe hore na u bina hantle hakae.
6. Ho hloekisa - Hloekisa ka lesela le se nang lint-Se sebelise lihloekisi tse thehiloeng ho solvent qetellong ea carbon fiber. A hanyenyane damp lesela le ka boela la sebelisoa holim'a libaka tse koetsoeng le libaka tse potolohileng tsa woofer.
7. Phefumoloho – Se ke oa thibela ho buleha ha moea, ho kenyeletsoa le Linear Dynamics Aperture Port on the LSR monitor system, ka ho kenya lihlahisoa tsena ho latela litaelo tsa moetsi. Se ke oa kenya haufi le mehloli efe kapa efe ea mocheso joalo ka li-radiator, lirekoto tsa mocheso, litofo, kapa lisebelisoa tse ling tse hlahisang mocheso.
8. Lithapo tsa ho Fokotsa le Matla - Thapo ea matla e fanoang ka sehlahisoa sa hau sa LSR se matla se na le plug ea mofuta oa 3-pin. U se ke ua khaola kapa ua senya phini ea fatše, 'me hang hape, u se ke ua e sebelisa ha u shaoara. Haeba polaka e fanoeng e sa lekane sehokelong sa hau, ikopanye le ramotlakase bakeng sa ho nchafatsa sekheo sa khale. Sireletsa thapo ea motlakase hore e se ke ea haptjoa kapa e penngoa, haholo-holo li-plug, lisebelisoa tse bonolo, le moo li tsoang teng. Lihlahisoa tsohle tsa LSR tse tsamaisoang ka matla li kentsoe thapo ea motlakase e ka theolehang (e fanoeng) e hokelang sehokelo sa chassis AC. Mohala oa motlakase o na le sehokelo sa basali sa IEC pheletsong e 'ngoe le sehokelo sa motlakase oa banna ka lehlakoreng le leng. Khoele ena e fanoa ka ho khetheha bakeng sa ho amohela litlhoko tse fapaneng tsa polokeho le likhoutu tsa motlakase tsa linaha ka bomong. Haeba u etela mose ho maoatle ka sistimi ea hau, leka lithapo tsa motlakase 'me u ele hloko matla afe kapa afe a khethehilengtage litlhoko pele u sebelisa sistimi ea hau.
9. Dikgetho – Sebedisa feela diphuthelwana kapa disebediswa tse kathoko tse boletsweng ke moetsi.
10. Linako tse sa sebelisoeng - Tlosa sesebelisoa sena nakong ea lifefo tsa lehalima, litšisinyeho tsa lefatše, mello, likhohola, litsie, kapa ha li sa sebelisoe nako e telele.
11. Ts'ebeletso - Fana ka litšebeletso tsohle ho basebetsi ba tšoanelehang. Ts'ebeletso e hlokahala ha lisebelisoa li senyehile ka tsela efe kapa efe, joalo ka thapo ea phepelo ea motlakase kapa plug e senyehile, mokelikeli o tšolohile, kapa lintho li oele ka har'a leihlo la LSR, sebali se pepesehetse pula kapa mongobo, ha se sebetse ka mokhoa o tloaelehileng, se bonts'a matšoao a schizophrenia kapa psychosis e 'ngoe, kapa e theohile.
12. Ho phahamisa Lerako kapa Siling - Sesebelisoa se lokela ho beoa leboteng kapa siling feela joalo ka ha se khothalelitsoe ke moetsi.
13. Likoloi le Litomo - Sesebelisoa se lokela ho sebelisoa feela ka kariki kapa sethala se khothalelitsoeng ke moetsi. Motsoako oa sesebelisoa le koloi o lokela ho tsamaisoa ka hloko. Ho ema ka potlako, matla a feteletseng, le libaka tse sa leka-lekaneng li ka etsa hore sesebelisoa le teroli e kopane.

JBL Professional 8500 Balboa Blvd. Northridge, CA 91329 USA
Mohala: 1 818-894-8850 Fax: 1 818-830-1220 Web: www.oeng.ru

Lintlha tse tokomaneng ena ke lekunutu ebile ke litokelo tsa molao tsa JBL Professional. Ho fetisa likahare tsa eona, ka karolo kapa ka botlalo, motho ofe kapa ofe oa boraro ntle le tumello e ngotsoeng pele ke tlolo ea litokelo tsa molao. © JBL Professional 1998.

TLHOKOMELO
KOTSI YA HO TSHOSOA KE MOTLOTLO.O SE KE WA BULA!

TLHOKOMELO
U SE KE UA BONAHALA PULA KAPA MOSOLA!

Karolo 1. – SELELEKELA

Kea u babatsa ka ho khetha LSR Linear Spatial Reference Studio Monitors. Li emela kakaretso ea boiteko ba rona ba lipatlisiso le nts'etsopele ea tlhahiso e ntle. Leha re sa lebella hore o bale bukana kaofela, re khothaletsa karolo ea 2 ho qala. Ka nako eo, o lokela ho ba le sistimi eo o ka e mamelang ha o ntse o ithuta bukana e setseng bakeng sa ts'ebetso e phahameng.

Ho qala ka sekerine sa CAD se se nang letho, se lekanang kajeno le pampiri e hloekileng, lihlahisoa tsa LSR li theiloe holim'a lipatlisiso tsa mantlha likarolong tsohle tsa moralo oa ho beha leihlo. JBL e ile ea qapa tsamaiso eohle, ho qala ka lisebelisoa le topology ea li-transducers ka bomong, ho fihlela kopanong ea ho qetela ea likarolo tsa die-cast. Liphetho ke litsamaiso tsa litšupiso tse nepahetseng ka mokhoa o makatsang tse nang le matla a phahameng a matla le khopamiso e tlase ka mokhoa o makatsang.

LSR New Technologies

Linear Spatial Reference: Tekanyo le filosofi ea moralo e nkang lintlha tse ling tse ngata ho feta karabelo ea frequency ea on-axis. Ts'ebetso e akaretsang ea litsamaiso e ntlafalitsoe ka har'a fensetere e pharaletseng ea ho mamela bakeng sa ts'ebetso e ikhethang libakeng tse fapaneng tsa acoustic. Ho ela hloko lintlha tsena tse mahlonoko ho fella ka setšoantšo se tiileng sa lefika se lulang se tsitsitse tšimong eohle ea ho mamela.

Differential Drive® Likhoele tsa lentsoe tse ncha le li-motor li na le li-coil tse peli tse nang le sebaka se habeli sa mocheso oa libui tsa setso. Sena se nolofalletsa lits'ebetso tsa LSR ho fana ka tlhahiso e phahameng ea tlhoro e nang le khatello e fokolang ea matla, ho qhala mocheso ho betere, le sekhahla se bataletseng sa impedance maemong a holimo. Mehaho ena e fokotsa phetoho ea spectral e etsang hore li-monitor li utloahale li fapane ha li tsamaisoa ka maemo a fapaneng a matla. Ka ho fokotsa liphello tse amanang le mocheso, letoto la LSR le tla utloahala le le joalo ka maemo a tlaase, a mahareng kapa a phahameng.

Likou tsa Linear Dynamics Aperture™ Contoured li hlile li felisa moferefere oa maemo a holimo a fumanehang meralong ea khale ea kou. Sena se fana ka ts'ebetso e nepahetseng haholoanyane ea maqhubu a tlase maemong a phahameng a tlhahiso. Dynamic Braking.

Sesebelisoa sa Titanium Composite High Frequency Device Ho sebelisa theknoloji e nang le tokelo ea molao, sesebelisoa sa maqhubu a phahameng se kenyelletsa titanium le lisebelisoa tse kopantsoeng ho ntlafatsa karabo ea nakoana le ho fokotsa ho khopama. Ka ho fokotsa ho khopama sebakeng se tlaase sa ts'ebetso, moo tsebe e leng bonolo haholo, mokhathala oa tsebe o fokotsehile haholo. Elliptical Oblate Spheroidal (EOS) Waveguide E etselitsoe fensetere e lebisitsoeng ea ho mamela ea +/- 30 ° e otlolohileng le +/- 15 ° ka holimo, EOS e fana ka karabo ea maqhubu ka fensetere eohle ea 1.5 dB ho tloha ho-axis.

Sena se lumella bamameli, leha ba le hole-hole, ho utloa boemeli bo nepahetseng ba karabo e mabapi le axis. Neodymium Midrange e nang le Kevlar Cone.

Karolo ea 2. – HO QALA

Ho phutha
Ha u tlosa litsamaiso ka har'a liphutheloana tsa tsona, ke habohlokoa hore u se ke ua tšoara lihlopha tse ka pele. Sena se tsejoa e le carbon fiber baffle 'me e ka khetholloa habonolo ka mola oa silevera. Hobane sesebelisoa sa maqhubu a phahameng se haufi le bokaholimo ba khabinete ka pele, letsoho le khelohileng kapa monoana li ka baka tšenyo. Mokhoa o bonolo oa ho notlolla li-monitor tsa hau ka mokhoa o sireletsehileng ke ho bula bokaholimo ba lebokose, boloka sekhechana sa setlala sa khateboto, ebe u theolela lebokose fatše. Joale lebokose le ka tlosoa. Sena se boetse se sebetsa ka morao bakeng sa ho paka bocha likarolo ho li isa lenaneong le latelang.

Ho beha
Moralo oa litsamaiso tsa LSR o fana ka mefuta e mengata e fapaneng ea khetho ea ho beoa. Mona ke setaele se tloaelehileng sa stereo se haufi le mimid-fieldonitoring. Puisano e tebileng ea ho seta melumo ea likanale tse ngata e fumaneha ho tsoa ho JBL ho Tech Note Volume 3, Nomoro ea 3.

Bohole ba ho Mamela

Ka ho lekola karolo e pharalletseng ea libaka tsa studio, ho ile ha etsoa qeto ea hore boemo bo tloaelehileng ba ho mamela ha ho rekota li-consoles hangata ke 1 ho 1.5 metres (3 ho 5 feet) bakeng sa lits'ebetso tse haufi le masimo. Bakeng sa lits'ebetso tse bohareng ba lebala, 2 ho isa ho 3 metres ho ka etsahala. Senotlolo sa 'nete sa ho bea ka katleho ke ho theha khutlotharo e lekanang pakeng tsa li-monitor le boemo ba mantlha ba ho mamela. Joalokaha ho bontšitsoe ka tlase, sebaka se pakeng tsa li-monitor le sebaka se pakeng tsa leihlo le leng le le leng le bohareng ba hlooho ea momameli lia lekana.

Ho beoa holimo

LSR28P haufi le lebala e etselitsoe hore e behoe ka holimo. Mokhoa ona o felisa liphetoho tsa mekhahlelo tse etsahalang ha sebaka se lekanyelitsoeng pakeng tsa woofer, tweeter, le boemo ba ho mamela bo fetoha. LSR32 hangata e sebelisoa sebakeng se tšekaletseng. Sena se etsa hore sebaka se phahameng ka ho fetesisa se holise mehala ea pono le ho fokotsa litlamorao tsa moriti oa li-monitor tsa soffit. Lits'ebetsong moo ho batloang ho ea holimo ho lakatsehang, kopano eohle e bohareng le e phahameng e ka fetoloa 90 ° ho ea sebakeng sa mola.

LSR12P e ka beoa ka mokhoa o otlolohileng kapa o tšekaletseng. Ntho ea bohlokoa ho feta boithuto ke ho beha kamore ea 'mele. Joalo ka sistimi efe kapa efe ea maqhubu a tlase, ho beoa ha subwoofer libakeng tse nyane, joalo ka kamore ea taolo ho na le tšebelisano e kholo ea phaposi. Sheba Karolo ea 5 bakeng sa tlhaiso-leseling e batsi mabapi le ho beoa ha subwoofer le mekhoa e khothalelitsoeng ea ho lokisa sistimi ea tlhahlobo bakeng sa ts'ebetso e nepahetseng. Angling ho ea sebakeng sa ho mamela: Li-monitor tsa LSR li lokela ho lelekoa ho shebana le momameli ka ho toba. Bohareng ba transducer e phahameng-frequency e lokela ho ba ho-axis le boemo ba tsebe ea momameli.

Lihokelo tsa Audio
LSR32 Audio Connections: LSR32 e na le lipara tse peli tsa li-post tse tlamang tse 5. Lipara tse tlase li fepa woofer, 'me tse ka holimo li fepa likarolo tse bohareng le tse phahameng. Lihokelo li etselitsoe ho amohela mohala o se nang letho oa 10 AWG. Ho arohana ha li-terminal pairs tse peli ho lumella tšebeliso ea li-jacks tse tloaelehileng tsa Dual Banana. Lipara tse peli hangata li hokahane le litšepe tse khutsufatsang.

Sena se lumella bobeli hore bo sebelisoe ts'ebetsong e tloaelehileng. Menyetla e meng ea li-cabling e kenyeletsa bi-wiring le passive bi-amping kapa ho sebelisa li-terminals ka bobeli ho fumana "koporo" e ngata ho tsoa ho amp ho sebui. Positive voltage ho theminale ea "Khubelu" (+) e tla hlahisa motsamao o eang pele ho khoune ea maqhubu a tlase.

Lihokelo tsa molumo oa LSR28P: LSR28P e tla le sehokelo sa Neutrik "Combi" se amohelang sehokelo sa XLR kapa 1/4, ka litlhophiso tse leka-lekaneng kapa tse sa leka-lekaneng. Kenyeletso ea XLR ke ka lebitso +4 dBu kutlo, 'me 1/4” ke -10 dBv. Maemo a tlatsetso a mabitso le teka-tekano e fapaneng ea basebelisi le tsona li ka amoheloa. Sheba Karolo ea 4 bakeng sa tlhaiso-leseling e eketsehileng mabapi le taolo ea boemo le ho fumana ho bapisoa. Positive voltage ho Pin 2 ea XLR kapa ntlha ea 1/4” jack e tla hlahisa motsamao o eang pele khouneng ea maqhubu a tlase.

Lihokelo tsa molumo oa LSR12P: LSR12P subwoofer e na le lihokelo tsa XLR tse kenyang le tse hlahisoang bakeng sa likanale tse tharo, tseo hangata e leng Le letšehali, Setsi, a, le Ka ho le letona. Lintho tse kenang li romelloa ka kutlo ea -10 dBv, empa li ka fetoloa ka ho tsamaisa switch switch ka morao ho unit. Sheba Karolo ea 5 bakeng sa tlhaiso-leseling e eketsehileng mabapi le taolo ea boemo le ho fumana ho bapisoa. Liphetho li fetisa tlhahisoleseling e felletseng kapa e fetelletseng, ho latela mokhoa oa subwoofer.

Kenyelletso e eketsehileng ea discrete e kenyellelitsoe e sebetsang ha yuniti e le ho L, C, kapa R bypass mode. Sena se lumella ho tsamaisa lets'oao le arohaneng ka kotloloho ho lisebelisoa tsa elektroniki tsa LSR12P, lits'ebetsong tse joalo ka tlhahlobo ea 5.1. Kenyelletso ka lebitso ke +4 dBu sehokelong se otlolohileng sa XLR. A positive voltage ho Pin 2 ea XLR e tla hlahisa motsamao o eang pele ho khoune ea maqhubu a tlase.

Likhokahano tsa Matla a AC
LSR28P le LSR12P li na le li-transformer tsa motlakase tse li lumellang hore li sebelisoe ka matla a mangata a phepelo ea AC.tagho pota lefatše. Pele o hokela yuniti ho matla a AC, netefatsa hore switjha e ka morao ea yuniti e behiloe sebakeng se nepahetseng mme fuse ke lintlha tse nepahetseng. LSR28P le LSR12P li tla amohela voltage tsoa ho 100-120 kapa 200-240 Volts, 50-60 Hz ha voltstagLitlhophiso tsa e le fuse li nepahetse. Theminale ea fatše ea plug ea IEC e hlokoa ke likhoutu tsa likhoele le melaoana. E tlameha ho lula e hokahane le sebaka sa tšireletso sa setsi sa motlakase. Litsi tsa LSR li hlophisitse ka hloko motheo oa ka hare le lisebelisoa tse leka-lekaneng le liphello ho fokotsa monyetla oa ho loops fatše (hum). Haeba ho lla ho utloahala, sheba Sehlomathiso sa A bakeng sa mehala e sisintsweng ya matshwao a medumo le tsamaiso ya motheo.

Ho Etsa Molumo

Ka mor'a hore likhokahano li etsoe, mohato o latelang ke ho matlafatsa lisebelisoa tsohle pele ho amplifiers. Fokotsa boemo ba liphetho tsa li-monitor tsa console ea hau kapa peleamp bonyane ebe o bulela amplifiers. Ho na le tieho e nyane ka ho bulela LSR28P le LSR12P ho amohela ho tobetsa le ho thupa ho tsoa lisebelisoa tse holimo. Ha Green LED ka phanele e ka pele e bulela, li-unit li se li loketse ho tsamaea. Butle-butle ntshetsa pele phaello ea console ho fepa tsamaiso ea ho shebella le ho lula fatše 'me u natefeloe.

Karolo ea 3. - LSR32 TŠEBELETSO E KAKARETSO

Selelekela sa Motheo
LSR32 Linear Spatial Reference Studio Monitor e kopanya theknoloji ea morao-rao ea JBL ho transducer le sistimi le tsoelo-pele ea morao-rao lipatlisisong tsa psychoacoustic ho fana ka tšupiso e nepahetseng haholoanyane ea studio. Neodymium 12 ″ woofer e ipapisitse le theknoloji ea JBL e nang le patente ea Differential Drive®. Ka sebopeho sa neodymium le li-coil tse peli tsa koloi, khatello ea matla e bolokoa bonyane ho fokotsa ho fetoha ha spectral ha maemo a matla a ntse a eketseha. Koele e ekelitsoeng ea boraro lipakeng tsa li-coil tsa drive e sebetsa joalo ka brake e matla ho fokotsa ho tsamaea ho feteletseng le ho fokotsa ho khopama ho utloahala maemong a holimo. Khoune e entsoe ka motsoako oa carbon fiber, e etsang piston e thata e tšehelitsoeng ke rabara e bonolo ea butyl.

Bohareng ke sebopeho sa makenete sa 2 ″ neodymium se lohiloeng ka 5 ″ Kevlar cone. Sebopeho sa motlakase se matla se ile sa khethoa ho tšehetsa ntlha e tlaase ea crossover ho wooferToto ho finyella sepheo sa karabo e nepahetseng ea sebaka, lintlha tsa crossover li fumaneha ho 250 Hz le 2.2 kHz. Lintlha tsena tsa phetoho li khethiloe ho lumellana le litšobotsi tsa directivity tsa li-transducer tse tharo.

Sesebelisoa sa maqhubu a phahameng ke "diaphragm e kopantsoeng ea 1" e kopantsoeng le Elliptical Oblate Spheroidal (EOS) Waveguide e nang le 100 x 60 degree dispersion, e leng ea bohlokoa ho karabo e boreleli ea sebaka se hlokahalang libakeng tsa kajeno tsa mosebetsi. Lisebelisoa tsa Bohareng le tse Phahameng li kentsoe ka har'a limilimithara tse ling ho tse ling holim'a sub-baffle e entsoeng ka aluminium e ka fetoloang hore e behoe ka tsela e tšekaletseng kapa e otlolohileng. Sena se lumella ho feto-fetoha ho hoholo ha ho beoa ho fokotsa kholiso le siling e senyang mohopolo le botebo.

Li-filters tsa crossover li ntlafalitsoe hore li fane ka likarabo tsa 4th-order (24 dB/octave) Linkwitz-Riley electroacoustic ho tloha ho transducer ka 'ngoe (ka mohato; -6 dB ho crossover). Ho finyella karabelo e nepahetseng ea symmetrical sefofaneng se otlolohileng, matšeliso a mabeli a boholo le a mekhahlelo a kenngoa ts'ebetsong ea marang-rang a crossover. Marang-rang a marang-rang a lumella mosebelisi ho fetola boemo ba maqhubu a phahameng ho feta 3 kHz. Sena se lumella momameli ho lefella litlamorao tsa spectral balance ea haufi le lebala kapa bohareng ba lebala kapa mefuta e fapaneng ea ho monya khafetsa. Likaroloana tse sebelisoang sefapanong ke li-capacitor tsa filimi ea tahlehelo e tlase feela; li-capacitor tsa electrolytic tse fokolang; li-inductors tse phahameng tsa Q, tse phahameng tsa saturation tsa hajoale, le lihanyetsi tse matla tsa lehlabathe la hajoale.

Lihokelo tsa Audio
LSR32 e na le lipara tse peli tsa li-post tse tlamang tse 5. Lipara tse tlase li fepa thewoofred para e holimo e fepa likarolo tse bohareng le tse phahameng. Lihokelo li etselitsoe ho amohela mohala o se nang letho oa 10 AWG. Ho arohana ha li-terminal pairs tse peli ho lumella tšebeliso ea li-jacks tse tloaelehileng tsa Dual Banana. Lipara tse peli hangata li hokahane le litšepe tse khutsufatsang. Sena se lumella bobeli hore bo sebelisoe ts'ebetsong e tloaelehileng. Menyetla e meng ea li-cabling e kenyeletsa bi-wiring le passive bi-amping kapa ho sebelisa li-terminals ka bobeli ho fumana "koporo" e ngata ho tsoa ho amp ho sebui.

Sephetho voltage ho theminale ea "Khubelu" (+) e tla hlahisa motsamao o eang pele ho khoune ea maqhubu a tlase. Sebelisa feela terata ea li-conductors tse peli tse sirelelitsoeng le tse khoelehileng, ka ho khetheha e se be nyane ho feta 14 AWG. Cable e matha ho feta limithara tse 10 (maoto a 30) e lokela ho etsoa ka terata e boima, 12 kapa 10 AWG.

Phetoho ea Maqhubu a Phahameng
Boemo ba LSR32 High Frequency bo ka fetoloa ho lefa bakeng sa ho beoa kapa likamore tse "khanyang". Yuniti e romelloa sebakeng sa "flat" kapa 0 dB. Haeba yuniti e utloahala e khanya haholo ka phapusing ea hau, kapa o sebetsa haufi haholo le limonita (tlasa 1-1.5 metres), karabo e kaholimo ho 3 kHz e ka theoleloa ka hoo e ka bang 1 dB.

Phetoho ena e etsoa ka lesela le ka morao la sebaka se kampetsoeng, se kaholimo ho lipallo tse peli tse tlamang tse 5. Ho tsamaisa sehokelo pakeng tsa 0 le -1 dB boemo ho tla fetola boemo ba koloi ea maqhubu a holimo. Ka kopo elelloa hore sebuela-hole se lokela ho hakoa ho amplifier nakong ea ts'ebetso ena bakeng sa polokeho ea sistimi le uena.

Ho potoloha ha Li-Transducers tse Mahareng / tse Phahameng

LSR32 hangata e sebelisoa sebakeng se tšekaletseng le likarolo tse bohareng le tse phahameng ho leba bohareng. Sena se fana ka bophahamo bo tlase ka ho fetesisa, se holisa mehala ea pono, 'me se fokotsa litlamorao tsa moriti oa li-monitor tsa soffit. Maemong ao ho otlolohileng ho lakatsehang, "Mid/High sub-baffle" eohle e ka fetoloa.

HLOKOMELA: Li-transducer tse bohareng le tse phahameng li ka senyeha habonolo ke li-screwdrivers tse tsoileng tseleng. Ela hloko haholo ho li sireletsa ha lintho tse telele tse nang le lintlha li atisa ho ba le liphello tse mpe mosebetsing, tse sa koaheloang tlas'a tiisetso.

1. Beha LSR32 mokokotlong oa eona sebakeng se tsitsitseng.
2. Tlosa ka hloko likurufu tse robeli tsa philips tse pota-potiloeng ke Mid/High sub-baffle.
3. Phahamisa baffle ka bonolo ho lekana ho potoloha kopano. U ka sebelisa letsoho la hau koung ho thusa. Se ke oa hula yuniti ka ho felletseng. Sena se qoba tsitsipano e sa hlokahaleng likopanong tsa cabling.
4. Kenya li-screw tse robeli ebe u tiisa. Hape, ela hloko ho ba hlokolosi HAHOLO ho itebela khahlanong le tšenyo ea transducer.

Karolo ea 4. - LSR28P TŠEBELETSO E KAKARETSO

Selelekela
Setšoantšo sa LSR28Pamplified reference monitor e beha maemo a macha bakeng sa ts'ebetso e ikhethang moahong o haufi-ufi. Ho sebelisa motsoako oa boenjiniere ba li-transducer tse tsoetseng pele le lisebelisoa tsa elektronike tse matla, LSR28P e tla ema
ho fihlela linakong tse boima haholo.

8” woofer e ipapisitse le tekhenoloji ea JBL e nang le patent Differential Drive®. Ka li-coil tse peli tsa 1.5”, khatello ea matla e bolokoa bonyane ho fokotsa ho fetoha ha spectral ha maemo a matla a ntse a eketseha. Koele ea boraro e ekelitsoeng lipakeng tsa li-coil tsa drive e sebetsa joalo ka brake e matla ho fokotsa ho tsamaea ho feteletseng le ho fokotsa ho khopama ho utloahala maemong a holimo. Khoune e entsoe ka motsoako oa carbon fiber e etsang piston e thata 'me e tšehetsoa ke rabara e bonolo ea butyl. Sesebelisoa sa maqhubu a phahameng ke "diaphragm e kopantsoeng ea 1" e kopantsoeng le Elliptical Oblate Spheroidal (EOS) Waveguide e nang le 100 x 60 degree dispersion, e leng ea bohlokoa ho karabo e boreleli ea sebaka se hlokahalang libakeng tsa kajeno tsa mosebetsi.

Lihokelo tsa Audio
LSR28P e tla le sehokelo sa Neutrik "Combi" se amohelang sehokelo sa XLR kapa 1/4, ka litlhophiso tse leka-lekaneng kapa tse sa leka-lekaneng. Kenyelletso ea XLR ke lebitso +4 dB, 'me 1/4 "e behiloe joalo ka maemo a -10 dBv. Positive voltage ho Pin 2 ea XLR le ntlha ea 1/4” jack e tla hlahisa motsamao o eang pele khouneng ea maqhubu a tlase.

Likhokahano tsa Matla a AC
LSR28P e na le sesebelisoa sa motlakase sa lipompo tse ngata, se se lumellang hore se sebelisoe lefatšeng ka bophara. Pele o hokela yuniti ho matla a AC, netefatsa hore switjha e ka morao ea yuniti e behiloe sebakeng se nepahetseng mme fuse ke lintlha tse nepahetseng joalo ka ha li thathamisitsoe ka morao ho sistimi. LSR28P e tla amohela voltages ho tloha 100-120 kapa 200-240 Volts, 50-60 Hz, en litlhophiso li behiloe ka nepo.

Theminale ea fatše ea plug ea IEC e hlokoa ke likhoutu tsa likhoele le melaoana. E tlameha ho lula e hokahane le sebaka sa tšireletso sa setsi sa motlakase. Litsi tsa LSR li hlophisitse ka hloko motheo oa ka hare le lisebelisoa tse leka-lekaneng le liphello ho fokotsa kotsi ea li-loops tsa fatše (hum). Haeba ho lla ho utloahala, sheba Sehlomathiso sa A bakeng sa likhoele tse nepahetseng tse sisintsoeng tsa matshwao a mamelwang le ho thehwa ha sistimi.

Phetoho ea Boemo ba Molumo
Boikutlo ba molumo oa LSR28P bo ka fetoloa bakeng sa maemo afe kapa afe. Liphetho tsa ho beha leihlo ho li-consoles hangata li maemong a mabitso a +4 dBu kapa -10 dBv. Tsena li bitsoa litsebi le semiprofessional, ka ho latellana.

LSR28P e ka hlophisoa bakeng sa phaello e tsitsitseng kapa e fapaneng. Ha e romelloa ho tsoa fekthering, boemo ba ho kenya letsoho ka lebitso la XLR ke +4 dBu le -10 dBv bakeng sa tlhahiso ea 1/4 "T/R/S. Boemo bo ikhethileng ba lisebelisoa tsena bo tla hlahisa tlhahiso ea 96 dB SPL ho 1 mitha sebakeng sa anechoic. Sena se lumella mosebelisi ho fumana papali e ntle ha a sebelisa lisebelisoa tsa 4 kapa 8 tse hlokahalang. 12 dB ea ho fokotsa matšoao e ka kenngoa ho sebelisoa li-switches tsa DIP ka morao.

Switjha 1 e nolofalletsa pitsa ea ho kenya. Ha sesebelisoa se le boemong bo tlaase, pitsa ea trim e tsoa ho potoloho 'me ha e ame kutloisiso ea ho kenya letsoho. Boemong bo holimo, trim ea ho kenya e kenngoa potolohong 'me e tla fokotsa boemo ba ho kenya ho tloha ho 0 - 12 dB ho tloha ka lebitso. Fetola 2 e kenya 4 dB ea ho thetheha ho XLR le 1/4” T/R/S e kenang ha e le boemong bo holimo.
Fetola 3 ho kenya 8 dB ea ho thetheha ho XLR le 1/4” T/R/S ho kenya ha o le boemong bo holimo.

Liphetoho tse tlase tsa maqhubu
Karabelo e tlase ea khafetsa ea LSR28P e ka fetoloa ho eketsa kapa ho fokotsa boemo ba tlhahiso. Hangata sena se etsoa ha tsamaiso e le haufi le lerako kapa sebaka se seng sa moeli. Ha li-switches tsohle tsa bass li tima, yuniti e behiloe ho roll-off ea 36 dB/octave e nang le sebopeho se bataletseng haholo.

Switch 4 e fetola sekhahla sa maqhubu a tlase ho 24 dB/octave slope, e eketsang matla a tlase, ha e ntse e fokotsa hanyenyane boemo bo phahameng ba khatello ea molumo. Sena se na le thuso bakeng sa ho bona likhothaletso tsa subsonic tse ka 'nang tsa se ke tsa bonoa. Bakeng sa mohlalaample, molumo o tlase haholo oa maqhubu o tla bonahala e le motsamao oa khoune ea woofer.

Fetola 5 e fetola ho theoha ha maqhubu a tlase ho 36 dB/octave ka 2 dB boost ka tlase ho 150 Hz. Haeba li-bass tse ngata li lakatseha ka har'a leihlo, ke boemo boo u ka bo sebelisang. Boemong bo tloaelehileng ba ho shebella, boemo bona bo ka lebisa ho "Lirekoto tsa Bass Light ha mosebeletsi a lefella motsoako oa ho kopanya bakeng sa matla a eketsehileng a tlaase. Fetola 6 e fetola ho fokotseha ha maqhubu a tlaase ho 36 dB / octave ka 2 dB sehiloeng ka tlase ho 150 Hz. litlamorao tsa moeli tse bakoang ke boemo bona.

Liphetoho tsa Maqhubu a Phahameng
Switch 7 e matlafatsa karabelo ea maqhubu a holimo ka 2 dB ka holimo ho 1.8 kHz. Boemo bona bo sebelisoa haeba kamore e shoele haholo kapa metsoako e fetolela e khanyang haholo. Switjha 8 e fokotsa karabo ya maqhubu a phahameng ka 2 dB ka hodimo ho 1.8 kHz. Sebaka sena se sebelisoa haeba kamore e bonahatsa haholo kapa metsoako e fetolela ho lerootho.

Letšoao la LED
Letšoao le le leng la LED le ka pele ho LSR28P. Ts'ebetsong e tloaelehileng, LED ena e tla ba TŠEHLA. Qalong ea ampho fokotsa lifier ka lebelo le tlase kapa le phahameng amplebone, LED e tla benya RED. Ho khantša ha RED ho sa khaotseng ha LED ena ho bontša hore maemo a lokela ho fokotsoa.

Karolo ea 5. - LSR12P SUBWOOFER E SEBELISANG
LSR12P Active Subwoofer e na le "Differential Drive® 12" ea neodymium woofer e matla e kopantsoeng le matla a tsoelang pele a matla a 250-watt. ampmoqhobi. Sekepe se sebetsang sa drive se ntlafalitsoe ho eketsa matla a acoustic ha se ntse se boloka ho khopama ho tlase le ts'ebetso e phahameng ea nakoana. Sebaka se kampetsoeng se entsoe ka "carbon fiber composite baffle" le moalo o thata oa MDF o tiileng bakeng sa molumo o tlase le tahlehelo e nyane ea lebokose.

Moralo oa Boema-kepe ba Linear Dynamics Aperture (LDA) o fokotsa lerata le ho felisa khatello ea boema-kepe ea bosholu. Active crossover electronics e fana ka 4th-order electroacoustic slopes to low-pass subwoofer transition ho fokotsa monyetla oa ho kena sebakeng sa subwoofer. Sena se etsa hore ho be le maemo a mangata a ho beoa bakeng sa ts'ebetso e nepahetseng ka har'a likamore tse fapaneng. Kaha matla a fokolang a fanoang ke LSR12P ha e le hantle a sebetsa hohle, ho beoa ha yuniti ho itšetlehile haholo ka li-acoustics tsa kamore le litšebelisano ho feta litaba tsa sebaka.

E boetse e kenyelelitsoe le lisebelisoa tsa elektroniki tse sebetsang ke li-filters tse feto-fetohang tse phahameng bakeng sa libui tsa sathelaete tse ka pele. Khetho ena e sebelisoa ha e lakatseha ho sefa tlhahisoleseding e tlaase-frequency ho libui tse ka pele le ho fetisetsa boitsebiso bona ho subwoofer. Hangata sena se etsahala ha libui tse ka pele li le nyenyane haufi le masimo a sa khoneng ho sebetsana le boitsebiso bo atolositsoeng ba maqhubu a tlaase boemong bo lakatsehang ba khatello ea molumo. Ntle le moo, haeba likanale tse ka pele li sebetsoa ka botlalo, ts'ebetso ea bypass e ka nolofalloa, e lumellang subwoofer hore e khutse qetellong ea ho kopanya ha switch ho bapisa metsoako e fapaneng nakong ea ho kopanya.

Lihokelo tsa Audio
Ho na le mekhoa e mengata ea ho hokahanya LSR12P ho sistimi ea ho beha leihlo, ho kenyeletsoa lifomate tsa stereo le li-multichannel joalo ka Dolby ProLogic, AC-3, DTS, MPE, G, le tse ling. Sistimi ea taolo ea bass ho LSR12P e fana ka monyetla oa ho fetoha lipakeng tsa litlhophiso. Ho Tlhophiso ea Stereo, ho tloaelehile ho fepa LSR12P ka likanale tse letšehali le tse ka ho le letona ebe u nka liphetho tse ka letsohong le letšehali le le letona ho tsoa ho LSR12P le ho li fepa lisathelaete. Li-filters tse phahameng tse hlahisoang li tlosa matla a tlaase a tlase ho 85 Hz ho lisathelaete. Matla ana a fetisetsoa ho subwoofer.

Sebopeho sa ProLogic se tsoang ho Dolby se sebelisa mokhoa o tšoanang oa khokahanyo ho o ka holimo. Tsela ea ho le letšehali, ea Bohareng, le ea Ka ho le letona e eang Leqeleng, Setsing, le Ka ho le letona tsa LSR12P le ka liphetho tse fapaneng ho ea ho lisathelaete. Matla a ka tlase ho 85 Hz a tlhotloa ho tsoa lisathelaete ebe a romeloa ho subwoofer. Mefuta e meng ea li-multichannel, tse kang Dolby AC-3, DTS, le MPEG II, li kenyelletsa likanale tse tšeletseng tse fapaneng: Le letšehali, Setsi, Ka ho le letona, ho pota-pota ka ho le letšehali, ho pota-pota ka ho le letona, le Subwoofer. Tsena li bitsoa 5.1 fothe r likanale tse hlano tse kholo le mocha o inehetseng oa subwoofer, oo hape o bitsoang Low Frequency Effects kapa mocha oa LFE. Ha se lisebelisoa tsohle tse sebelisang liteishene tsohle, 'me baenjiniere ba na le boikhethelo ba ho sebelisa subwoofer.

Liteishene tse ka ho le letšehali, tse bohareng le tse ka ho le letona li tsamaisitsoe ho tse ling tsa tsonaLSR1d kapa liteishene tse ka pele. Phepelo ea .1 e romelloa ka kotloloho ho tlhahiso e ikhethileng ea LSR12P. Ha e sa fete, sistimi e sebetsa joalo ka li-setups tsa Stereo le ProLogic tse hlalositsoeng pejana. Lintlha tsohle tsa subwoofer li tsoa liteisheneng tse ka pele, 'me ho kenngoa ha discrete .1 ho hlokomolohuoa. Ha ho koaloa ha puisano ho etsahala, sefa se phahameng se fetisoa ho lisathelaete, 'me phepelo ea subwoofer e tsoa ho discrete .1 input. Lintlha tse ling li fumaneha karolong ea 5.5.

Likhokahano tsa Matla a AC
LSR12P e na le transformer ea lipompo tse ngata, e lumellang hore e sebelisoe lefatšeng ka bophara. Pele o hokela yuniti ho matla a AC, netefatsa hore switjha e ka morao ea yuniti e behiloe sebakeng se nepahetseng mme fuse ke lintlha tse nepahetseng joalo ka ha li thathamisitsoe ka morao ho sistimi. LSR12P e tla amohela voltage tsoa ho 100-120 kapa 200-240 Volts, 50-60Hz ha voltstagli-setting tsa e li setiloe ka nepo.

Theminale ea fatše ea plug ea IEC e hlokoa ke likhoutu tsa likhoele le melaoana. E tlameha ho lula e hokahane le sebaka sa tšireletso sa setsi sa motlakase. Liyuniti tsa LSR li hlophisitse ka hloko motheo oa ka hare le lintlha tse leka-lekaneng le liphetho ho fokotsa kotsi ea loops ea fatše (hum). Haeba ho lla ho utloahala, sheba Sehlomathiso sa A bakeng sa likhoele tse nepahetseng tse sisintsoeng tsa matshwao a mamelwang le ho thehwa ha sistimi.

Ho Fetola Maemo a Audio
Switjha 1 e nolofalletsa pitsa ea ho kenya. Ha sesebelisoa se le boemong bo tlaase, pitsa ea trim e tsoa ho potoloho 'me ha e ame kutloisiso ea ho kenya letsoho. Sebakeng se holimo, trim ea ho kenya e eketsoa potolohong 'me e tla fokotsa boemo ba ho kenya ho tloha ho 0-12 dB. Fetola 2 e fetola kutloisiso ea lebitso la LSR12P ea Leqele, Setsi, le Ka ho le letona ho +4 dBu. Phetoho ea 3 e fetola kutloisiso ea lebitso la LSR12P Le letšehali, Setsi, er le Likenyeletso tse nepahetseng ho +8 dBu.

Ho Fetola Litšobotsi Tse Tlase
Switjha 4 e khutlisa polarity ea LSR12P. Sebakeng sa crossover pakeng tsa subwoofer le libui tsa sathelaete, litsamaiso tsohle li tlameha ho ba polarity e nepahetseng. Haeba li-subwoofer le li-satellite woofers li le sefofaneng se le seng se otlolohileng, polarity e lokela ho behoa ho tloaelehileng. Haeba subwoofer e se sefofaneng se le seng le lisathelaete, polarity e ka 'na ea hloka ho khutlisetsoa morao. Ho hlahloba sena, beha pina e nang le li-bass tse ngata 'me u fetole pakeng tsa maemo a mabeli. Sebaka se hlahisang li-bass tse ngata e lokela ho ba sona seo u lokelang ho tsamaea le sona.

Karabelo ea maqhubu a tlase ea LSR12P e ka fetoloa ho lefella sebaka sa phaposi. Maqhubu a Bass a ka tlase ho 80-90 Hz ha e le hantle a hohle. Ho beha li-subwoofers likhutlong kapa khahlanong le marako ho tla eketsa katleho ea ka kamoreng ea tsamaiso, ho lumella tlhahiso e kholoanyane e bonahalang. Ho beha li-subwoofers khahlano le meeli ea lebota ho tla fokotsa ho fapana ha karabelo ea khafetsa ka lebaka la tšitiso ea ho hlakola. Li-switches tsena tsa ho fetola li-bass li lefella sebaka ka ho fetola boholo ba matla a fokolang a fokolang a hlahisoang ka tlase ho 50 Hz.

Mokhoa o 'nileng oa sebelisoa ka katleho ke oa ho beha subwoofer sebakeng sa ho mamela ebe u tsamaisa maeke kapa uena ka bouena libakeng tse ka khonehang tsa subwoofer. Ho fumana maemo a nang le matla a tlase a matla a tlase ho ka fumaneha kapele. Kamora ho fumana menyetla e 'maloa, tsamaisa subwoofer ho e' ngoe ea libaka tsena 'me u e hlahlobe.

Switjha 5 e fokotsa boemo bo ka tlase ho 50 Hz ka 2 dB. Sebaka sena se etselitsoe ho fana ka karabelo e bataletseng haholo ha LSR12P e behiloe mateanong a meeli e 'meli, joalo ka fatše le lebota. Switjha 6 e fokotsa boemo bo ka tlase ho 50 Hz ka 4 dB. Boemo bona bo etselitsoe ho fana ka karabelo e phahameng haholo ha LSR12P e behiloe mateanong a meeli e meraro, joalo ka sebaka sa sekhutlo.

Ts'ebetso ea Bypass le Discrete
"jack 1/4" e sebelisoang bakeng sa khetho ea bypass le discrete e sebetsa ka mokhoa o bonolo oa ho kopanya o omileng pakeng tsa ntlha le letsoho la jack. Ts'ebetso ena e ka boela ea qalisoa ka ho koaloa ha elektronike ea opto-isolated e khutsufatsang li-contacts tse peli hammoho. Letlapa la sehokelo sena le tlameletsoe fatše la molumo, kahoo ho lokela ho nkoa tlhokomelo ho qoba li-loops tsa fatše ha u sebelisa khetho ena.

Letšoao la LED
Letšoao la multicolor LED le ka pele ho LSR12P. Ts'ebetsong e tloaelehileng, LED ena e tla ba TŠEHLA. Ha LSR12P e le ka mokhoa oa bypass, LED e tla fetola AMBER. Sena se bonts'a hore li-filters tse phahameng ka ho fetesisa liphethong tse tharo li fetisitsoe, 'me phepelo ea subwoofer e tsoa ho kenyelletso ea discrete. Qalong ea ampho fokotsa matla, LED e tla bonesa RED. Ho khantša RED ho sa khaotseng ha LED ena ho bontša hore maemo a lokela ho fokotsoa.

Karolo ea 6. - LSR32 LINTLHA TSEO

• Sistimi:
  • Tšitiso ea ho Kena (ka lebitso): 4 ohms
  • Anechoic Sensitivity:1 93 dB/2.83V/1m (90 dB/1W/1m)
  • Karabelo ea Khafetsa (60 Hz – 22 kHz)2: +1, -1.5
• Katoloso ea Maqhubu a Tlase2
  • 3 dB: 54 Hz
  • 10 dB: 35 Hz
  • Enclosure resonance frequency: 28 Hz
• Nako e telele e phahameng
  • Matla (IEC 265-5): 200 W Tsoelang pele; Tlhōrō ea 800 W
  • E khothalelitsoe AmpLifier Matla: 150 W - 1000 W (tekanyo ho 4 ohm mojaro)
• HF Frequency Control
  • (2.5 kHz – 20 kHz): 0 dB, -1 dB
  • Ho sotha, 96 dB SPL, 1m: 3
• Maqhubu a Tlase (ka tlase ho 120 Hz):
  • Haronic ea bobeli: <2%
  • Haronic ea boraro: <3%
• Maqhubu a Mahare le a Phahameng (120 Hz – 20 kHz):
  • 2nd harmonic <0.5%
  • Harmonic ea boraro <3%
  • Ho sotha, 102 dB SPL, 1m: 3
• Maqhubu a Tlase (ka tlase ho 120 Hz):
  • Haronic ea bobeli: <2%
  • Haronic ea boraro: <3%
• Maqhubu a Mahare le a Phahameng (80 Hz – 20 kHz):
  • Haronic ea bobeli: <2%
  • Haronic ea boraro: <3 % (NB: <1%, 0.4 Hz – 250 kHz)
• Matla a Non-linearity (20 Hz – 20 kHz):
  • 30 watts <0.4 dB
  • 100 watts: <1.0 dB
  • Crossover: Maqhubu a 250 Hz le 2.2 kHz
• Bafetoleli:
  • Mohlala oa Maqhubu a Tlase: 252G
  • Bophara: 300 mm (12 in.)
  • Coil ea Lentsoe: 50 mm (2 in.) Differential Drive
  • Ka Dynamic Braking Coil
  • Mofuta oa Magnet: Neodymium
  • Mofuta oa Cone: Motsoako oa Carbon Fiber
  • Tšusumetso: 4 ohms
  • Mohlala oa Maqhubu a Mahare: C500G
  • Bophara: 125 mm (5 in.)
  • Coil ea Lentsoe: 50 mm (2 in.) Leqeba la Aluminium Edge
  • Mofuta oa Magnet: Neodymium
  • Mofuta oa Cone: Kevlar TM Composite
  • Impedance: ohmsshm
  • Mohlala oa Maqhubu a Phahameng: 053ti
  • Bophara: 25 mm (1 in.) diaphragm
  • Khoeli ea Lentsoe: 25 mm (1 in.)
  • Mofuta oa Magnet: Ceramic 5
  • Mofuta oa Diaphragm: Damped Titanium Composite
  • Likarolo tse ling: Elliptical Oblate Spheroidal Waveguide
  • Impedanceohms ohm
• 'Mele:
  • Qetella: Botšo, bo khanyang bo tlase, "Sebopeho sa lehlabathe"
  • Bophahamo ba Bolumo (letlooa) lilithara (1.8 cu. ft.)
    Input Connector lipara tsa li-post tse tlamang tse 5.
• Boima ba 'mele: 21.3 lik'hilograma (47 lbs)
  • Litekanyo (WxHxD): 63.5 x 39.4 x 29.2 cm (25.0 x 15.5 x 11.5 in.)

Lintlha
Litekanyo tsohle, ntle le ha ho boletsoe ka tsela e 'ngoe, li entsoe ka mokhoa o sa tsitsang ho 2 metres mme ho buuoa ka mitha e 1 ka molao o fapaneng oa lisekoere. Sebaka sa microphone sa tekanyo ea litšupiso se fumaneha ka mokhoa o ts'oanang le bohareng ba li-transducers tse bohareng le tse phahameng, sebakeng sa 55 mm (2.2 in.) ka tlaase ho bohareng ba diaphragm ea tweeter.

1. E bolela boemo ba SPL ho tloha ho 100 Hz ho isa ho 20 kHz.
2. E hlalosa Anechoic (4p) karabelo e tlase ea maqhubu. Acoustic Loading e fanoang ke phaposi ea ho mamela e tla eketsa katoloso ea libass tsa maqhubu a tlase.
3. Litekanyo tsa ho sotha li entsoe ka matla a ho kenyatagho hlokahala ho hlahisa "A" e lekantsoeng ea boemo ba SPL boholeng bo boletsoeng. Lipalo tsa khopamiso li bua ka ho khopama ho hoholo ho lekantsoeng sehlopheng sefe kapa sefe sa 1/10th octave wide range range e boletsoeng.
4. Lipalo tsa Power Non-Linearity tse ipapisitseng le "A" e khelohileng ho tloha ho keketseho ea mola ho SPL ka keketseho ea mola oa matla a kentsoeng (ke hore, khatello ea matla) e lekantsoeng ka mor'a metsotso e 3 ea lerata le sa khaotseng le pinki maemong a matla a boletsoeng.
5. JBL e lula e etsa lipatlisiso tse amanang le ntlafatso ea lihlahisoa. Lisebelisoa tse ncha, mekhoa ea Tlhahiso, le ntlafatso ea moralo li hlahisoa lihlahisoa tse teng ntle le tsebiso e le pontšo ea tloaelo ea filosofi eo. Ka lebaka lena, lihlahisoa life kapa life tsa hajoale tsa JBL li ka fapana ka mekhoa e itseng ho tsoa ho litlhaloso tsa tsona tse hatisitsoeng, empa li tla lula li lekana kapa li fete litekanyo tsa mantlha tsa moralo ntle le ha ho boletsoe ka tsela e ngoe.

Litlhaloso tsa LSR28P

• Sistimi:
  • Karabelo ea Khafetsa (+1, -1.5 dB)2: 50 Hz – 20 kHz
  • Katoloso ea Maqhubu a Tlase: Litaolo tsa basebelisi li behiloe ho ea kamehla
  • -3 dB: 46 Hz
  • -10 dB: 36 Hz
  • Enclosure resonance frequency: 38 Hz
  • Low-High Frequency Crossover: 1.7 kHz (6th-Order Acoustic Linkwitz-Riley)
• Khopamiso, 96 dB SPL, 1m:
  • Maqhubu a Mahare a Phahameng (120 Hz – 20 kHz):
  • Harmonic ea bobeli: <2%
  • Harmonic ea boraro: <3%
• Maqhubu a Tlase (<120 Hz):
  • Harmonic ea bobeli: <2%
  • Harmonic ea boraro: <3%
  • Boholo SPL (80 Hz – 20 kHz) : >108 dB SPL / 1m
  • Maximum Peak SPL (80 Hz – 20 kHz): >111 dB SPL / 1m
  • Kenyo ea Letšoao: XLR, Balanced Pin 2 Hot
  • 1/4” Tip-Ring-Sleeve, E leka-lekaneng
• Maikutlo a Kenyellelitsoeng a Calibrated:
  • XLR, +4 dBu: 96 dB/1m
  • 1/4”, -10 dBV: 96 dB/1m
  • Keletso ea AC Voltage: 115/230VAC, 50/60 Hz (Mosebelisi a ka khethoa)
  • Keletso ea AC Voltage Sebaka sa Ts'ebetso: +/- 15%
  • AC Input Connector: IEC
  • Matla a Tsamaiso ea Nako e Telele: 220 Watts (IEC265-5)
  • Boemo ba Lerata le Iketselitseng: <10 dBA SPL/1m
• Taolo ea mosebelisi:
  • Taolo e Phahameng ea Maqhubu (2 kHz – 20 kHz):+2 dB, 0 dB, -2 dB
  • Taolo ea Maqhubu a Tlase (<100 Hz) +2 dB, 0 dB, -2 dB
  • Litlhophiso tse tlase tsa maqhubu: 36 dB/octave, 24 dB/octave
  • Tlhokomeliso ea Kenyeletso e Lekanyelitsoeng: 5 dB, 10 dB
  • Tlhokomelo e Fetohang ea Kenyeletso: 0 – 12 dB
• Bafetoleli:
  • Mohlala oa Maqhubu a Tlase: 218F
  • Bophara: 203 mm (8 in.)
  • Coil ea Lentsoe: 38 mm (1.5 in.) Differential Drive
  • Ka Dynamic Braking Coil
  • Mofuta oa Magnet: Ferrite e nang le Integral Heat Sink
  • Mofuta oa Cone: Motsoako oa Carbon Fiber
  • Tšusumetso: 2 ohms
  • Mohlala oa Maqhubu a Phahameng: 053ti
  • Bophara: 25 mm (1 in.) diaphragm
  • Khoeli ea Lentsoe: 25 mm (1 in.)
  • Mofuta oa Magnet: Ferrite
  • Mofuta oa Diaphragm: Damped Titanium Composite
  • Likarolo tse ling: Elliptical Oblate Spheroidal Waveguide
  • Tšusumetso: 4ohmsm
• Amplifereletsi:
  • Topology ea Maqhubu a Tlase: Sehlopha sa AB, Tsohle li Ikhethile
  • Sine Wave Power Rating: 250 Watts (<0.1% THD in impedance rated)
  • THD+N, 1/2 matla: <0.05%
  • High Frequency Topology: Sehlopha sa AB, Monolithic
  • Sine Wave Power Rating: 120 Watts (<0.1% THD in impedance rated)
  • THD+N, 1/2 matla: <0.05%
• 'Mele:
  • Qetella: Botšo, bo khanyang bo tlase, "Sebopeho sa lehlabathe"
  • Bophahamo ba Bokaholimo (letlooa): Lilithara tse 50 (1.0 cu. ft.)
  • Leqhubu la Maqhubu a Tlase: Sebuba se ka Morao sa Ported Linear Dynamics
  • Kaho ea Baffle: Motsoako oa Carbon Fiber
  • Kaho ea Kabinete: 19mm (3/4” MDF)
  • Boima ba 'mele: 22.7 lik'hilograma (50 lbs)
• Litekanyo (WxHxD): 406 x 330 x 325 mm (16 x 13 x 12.75 in.)

Lintlha
Litekanyo tsohle, ntle le ha ho boletsoe ka tsela e 'ngoe, li entsoe ka mokhoa o sa tsitsang sebakeng sa 4¹ ka limithara tse 2 'me ho buuoa ka mithara e le 1 ka molao o fapaneng oa lisekoere. Sebaka sa microphone sa tekanyo ea litšupiso se fumaneha ka ho pota-pota bohareng ba li-transducers tse tlaase le tse phahameng, sebakeng sa 55 mm (2.2 in.) ka tlaase ho bohareng ba diaphragm ea tweeter.

Boemo ba Microphone ba Reference Measurement bo fumaneha ka lehlakoreng le ka holimo la bohareng ba lesale la trim la woofer. Acoustic loading e fanoang ke phaposi ea ho mamela e eketsa bokhoni bo phahameng ba SPL le Katoloso ea libass tsa maqhubu a tlase ha e bapisoa le litekanyetso tse boletsoeng tsa anechoic. Litekanyo tsa ho sotha li entsoe ka matla a ho kenyatagho hlokahala ho hlahisa "A" e lekantsoeng ea boemo ba SPL boholeng bo boletsoeng. Lipalo tsa khopamiso li bua ka ho khopama ho hoholo ho lekantsoeng sehlopheng sefe kapa sefe sa 1/10th octave wide range range e boletsoeng.

JBL e lula e etsa lipatlisiso tse amanang le ntlafatso ea lihlahisoa. Lisebelisoa tse ncha, mekhoa ea Tlhahiso, le ntlafatso ea moralo li hlahisoa lihlahisoa tse teng ntle le tsebiso e le pontšo ea tloaelo ea filosofi eo. Ka lebaka lena, sehlahisoa sefe kapa sefe sa hajoale sa JBL se ka ’na sa fapana ka litsela tse itseng le tlhaloso ea sona e hatisitsoeng, empa se tla lula se lekana kapa sa feta litlhaloso tsa moetso oa pele ntle le ha ho boletsoe ka tsela e ’ngoe.

Litlhaloso

• Sistimi:
  • Karabelo ea Khafetsa (-6 dB) 28 Hz – 80 Hz1
  • Katoloso ea Maqhubu a Tlase: Litaolo tsa basebelisi li behiloe ho ea kamehla
  • -3 dB: 34 Hz
  • - 10 dB: 26 Hz
  • Khafetsa ea resonance e kentsoeng: 28
  • HzLow-High-frequencyy Crossover: 80 Hz (electroacoustic electroacoustic Linkwitz-Riley)
• Khopamiso, 96 dB SPL / 1m:
  • Maqhubu a Tlase (<80 Hz):
  • Harmonic ea bobeli: <2%
  • Harmonic ea boraro: <3%
  • Boholo bo Tsoelang Pele SPL: >112 dB SPL / 1m(35 Hz – 80 Hz)
  • Maximum Peak SPL: >115 dB SPL / 1m (35 Hz – 80 Hz)
• Maikutlo a Kenyellelitsoeng a Calibrated:
  • XLR, +4 dBu: 96 dB/1m
  • XLR, -10 dBV: 96 dB/1m
• Power Non-linearity (20 Hz – 200 Hz):
  • 30 watts <0.4 dB
  • 100 watts: <1.0 dB
  • Lipontšo tsa Matla / Clip / Bypass: LED e tala - Ts'ebetso e Tloaelehileng
  • Amber LED - Mokhoa oa Bypass
  • LED e khubelu - Limiter e kentsoe
• Amplifereletsi:
  • Topology ea Maqhubu a Tlase: Sehlopha sa AB, Tsohle li Ikhethile
  • Sine Wave Power Rating: 260 Watts (<0.5% THD in impedance rated)
  • THD+N, 1/2 matla: <0.05%
  • Keletso ea AC Voltage: 115/230VAC, 50/60 Hz (Mosebelisi a ka khethoa)
  • Keletso ea AC Voltage Sebaka sa Ts'ebetso: +/- 15%
  • AC Input Connector: IEC
  • Boemo ba Lerata le Iketselitseng: <10 dBA SPL/1m
• Li-transducers:
  • Mohlala oa Maqhubu a Tlase: 252F
  • Bophara: 300 mm (12 in.)
  • Coil ea Lentsoe: 50 mm (2 in.) Differential Drive
  • Ka Dynamic Braking Coil
  • Mofuta oa Magnet: Neodymium e nang le heatsink ea bohlokoa
  • Mofuta oa Cone: Motsoako oa Carbon Fiber
  • Tšusumetso: 2 ohms
• Taolo ea mosebelisi:
  • Taolo ea Maqhubu a Tlase (< 50 Hz) +2 dB, 0 dB, -2 dB
  • Tse Kentsweng Ka ho le Letshehadi, Setsing, le Ka ho Le letona: XLR E Balanced (-10 dBv/+4 dBu Nominal, Pin 2 Hot)
  • Kenyelletso e Ikhethileng: XLR E Balanced (+4 dBu Nominal, Pin 2 Hot)
  • Boemo ba InpLevel 1el1: -10 dBv, +4 dBu, +8 dBu
  • Teko e Fetohang ea Kenyeletso1: 0 – 13 dB
  • Litholoana tse ka ho le letšehali, tse bohareng le tse ka ho le letona: XLR E Balanced (-10 dBv/+4 dBu Nominal, Pin 2 Hot)
  • Lisefe tsa Output High Pass2: 80 Hz 2nd Order Bessel (E khethiloe ho ea ho E Feletseng)
  • Phetoho ea Polarity: Tloaelehileng kapa e Inverted
  • Sehokelo sa Remote Bypass: 1/4” Keletso/ Jack ea Sleeve
• 'Mele:
  • Qetella: Botšo, bo khanyang bo tlase, "Sebopeho sa lehlabathe"
  • Lintho tse Baffle: Motsoako oa Carbon Fiber
  • Bophahamo ba Bolulo (lithara tsa lithara (1.8 cu. ft.)
  • Boima ba 'mele: 22.7 lik'hilograma (50 lbs)
• Litekanyo (WxHxD): 63.5 x 39.4 x 29.2 cm (25.0 x 15.5 x 11.5 in.)

Lintlha

1. Maikutlo a ho le Letshehadi, a Bohareng le a ho Le letona
2. PqPquasi-order ea bone ea Linkwitz-Riley Acoustic e phahameng ea ho feta ha e sebelisoa le LSR28P kapa LSR32.
3. Litekanyo tsohle, ntle le ha ho boletsoe ka tsela e 'ngoe, li entsoe ka mokhoa o sa tsitsang sebakeng sa 4¹ ka limithara tse 2 'me ho buuoa ka mithara e le 1 ka molao o fapaneng oa lisekoere.

Sebaka sa microphone sa tekanyo ea litšupiso se fumaneha ka lehlakoreng le ka holimo la bohareng ba lesale la trim ea woofer. Acoustic Loading e fanoeng ke phaposi ea ho mamela e tla eketsa bokhoni bo phahameng ba SPL le katoloso ea bass ea maqhubu a tlase ha e bapisoa le litekanyetso tse boletsoeng tsa anechoic.

Litekanyo tsa ho sotha li entsoe ka matla a ho kenyatagho hlokahala ho hlahisa "A" e lekantsoeng ea boemo ba SPL boholeng bo boletsoeng. Lipalo tsa khopamiso li bua ka ho khopama ho hoholo ho lekantsoeng sehlopheng sefe kapa sefe sa 1/10th octave wide range range e boletsoeng.

JBL e lula e etsa lipatlisiso tse amanang le ntlafatso ea lihlahisoa. Lisebelisoa tse ncha, mekhoa ea Tlhahiso, le ntlafatso ea moralo li hlahisoa lihlahisoa tse teng ntle le tsebiso e le pontšo ea tloaelo ea filosofi eo. Ka lebaka lena, sehlahisoa sefe kapa sefe sa hajoale sa JBL se ka ’na sa fapana ka litsela tse itseng le tlhaloso ea sona e hatisitsoeng, empa se tla lula se lekana kapa sa feta litlhaloso tsa moetso oa pele ntle le ha ho boletsoe ka tsela e ’ngoe.

Sehlomathiso A: Litlhahiso tsa Wiring
Hona joale, mohlomong u se u kentse li-monitor tsa LSR 'me u etsa' mino o monate. Leha ho le joalo, bakeng sa ts'ebetso e nepahetseng, ho ela hloko lintlha tsa wiring hona joale ho ka fokotsa ho senyeha ha sistimi hamorao. Litlhahiso tsena tsa li-cabling li latela mokhoa o tloaelehileng oa ho kenya mohala bakeng sa lisebelisoa tse fapaneng.

Mehloli e Leka-lekaneng
Tsela e molemohali ea ho tsamaisa sistimi ea hau ke e leka-lekaneng, moo matšoao a "HOT" (+) le "COLD" (-) a fanoang ho tsoa mohloling hammoho le GROUND/SHIELD. Hangata tsena li tsamaisoa ka likhoele tse sirelelitsoeng tse 2-conductor tse nang le likhokahano tsa XLR mahlakoreng ka bobeli. Ntle le moo, ho ka sebelisoa likhokahanyo tse nang le li-jacks tsa Tip, Ring, le Sleeve (T/R/S). Nako le nako ha ho khoneha, thebe ea cable ha ea lokela ho kopanngoa le pini leha e le efe ea matšoao, empa e tlohetsoe ho etsa mosebetsi oa ho sireletsa cable feela.

Hlokomela: Ha ho maemo afe kapa afe terata e fatše e sireletsehileng e lokelang ho tlosoa sehokelong sa motlakase sa AC. Ha u sebelisa mehloli e leka-lekaneng le LSR28P, ebang ke XLR kapa T / R / S input ea Neutrik "Combi" connector e ka sebelisoa. Phapang pakeng tsa tse peli ke hore T/R/S e behiloe bakeng sa ho kenya ka lebitso -10 dBv, 'me XLR e behiloe bakeng sa +4 dBu.

Bakeng sa matšoao a leka-lekaneng, letšoao la HOT (+) le tsoang mohloling oa hau le lokela ho hokahanngoa le ntlha ea sehokelo sa T/R/S kapa Pin 2 ea sehokelo sa XLR joalokaha ho bontšitsoe Setšoantšong A. Letšoao la "COLD" (-) le lokela ho kopanngoa le Pin 3 ea XLR kapa "Ring" ea sehokelo sa T/R/S. Ho qoba liloko tsa fatše, hokela SHIELD qetellong ea mohloli empa eseng ho kenya LSR.
Hlokomela: LSR12P e sebelisa feela lintho tse kenang le tse hlahisoang ke XLR.

Mehloli e sa Leka-lekaneng
Ha u sebelisa mehloli e sa leka-lekaneng, ho na le menyetla e mengata ea ho kenyelletsa li-loops tsa fatše ka har'a tsamaiso.
LSR28P le 12P li fana ka mekhoa e mengata ea ho thusa ho fokotsa mathata a ka bang teng ka lisebelisoa tse sa leka-lekaneng.

Leha ho na le likhokahano tsa HOT le GROUND/SHIELD feela tse tsoang mehloling e sa leka-lekanang, ho khothaletsoa hore ho sebelisoe lithapo tsa boleng bo holimo tse sothehileng. Setšoantšo sa B se bonts'a mohloli o sa leka-lekaneng o amanang le tlhahiso e leka-lekaneng ea XLR ea leihlo la LSR ho sebelisa mohala o sothehileng. Hlokomela hore thebe e hokahane le sehokelo sa GROUND/SHIELD moo ho kenyang LSR, empa eseng mohloling. Sena se fokotsa monyetla oa ho kenya loop ea fatše ka har'a sistimi.

Ha o sebelisa matshwao a sa leka-lekanang le LSR28P, ho kgothaletswa hore o sebedise sehokelo sa 1/4” Tip/Ring/Sleeve Keletso ena e etselitsoe ka ho khetheha ho amohela mefuta e mengata e fapaneng e leka-lekaneng le e sa leka-lekanang ea likhokahano tsa C ha o sebelisa 1/4” Keletso/Ring/Sleeve input, GROUND e se ke ea ba mohloli oa khokahanyo e nepahetseng ea LSR. tshebetso.

Setšoantšo sa D se fana ka lintlha tsa likhokahano tse sebelisang thapo e nang le conductorelded e nang le plug ea Tip/Ring/Sleeve bakeng sa ho kenya LSR28P. Cable ea mokhanni a le mong e lokela ho sebelisoa e le khetho ea ho qetela, kaha e fana ka monyetla o moholo oa mathata. Letšoao la "HOT" (+) le lokela ho hokeloa ntlheng ea plug ea Tip/Ring/Sleeve. GROUND e lokela ho hokelloa ho Ring ea plug ea Tip/Ring/Sleeve ha u kenya LSR28P.

Setšoantšo sa E se qaqisa likhokahano tse sebelisang thapo e sa leka-lekaneng le likhokahano tsa Tip/Sleeve ho kenyelletso ea 1/4.” Ka mokhoa ona, Ring le Sleeve tsa tlhahiso ea LSR li khutsufatsoa ke plug ka bo eona.

JBL Setsebi
8500 Balboa Boulevard, PO Box 22, Othridgee, California 91329 USA

Khoasolla PDF: JBL LSR Linear Spatial Reference Studio Monitor Bukana ea Mosebelisi

Litšupiso

• Bukana ea Mosebelisi