Akwụkwọ ntuziaka onye ọrụ JBL LSR Linear Spatial Studio Monitor

Ntuziaka nchekwa dị mkpa

Nkọwa nke akara ngosi
Ebum n'obi mkpu dị n'ime triangle nhata bụ iji mee ka ndị ọrụ mara ọnụnọ nke ntuziaka ọrụ na mmezi (ọrụ) dị mkpa n'ime akwụkwọ na-eso ngwaahịa a.
Amụma ọkụ nke nwere akara isi akụ, n'ime triangle nha nhata, e bu n'obi mee ka onye ọrụ mara na ọ dị “vol dị ize ndụ”tage” n'ime mkpuchi ngwaahịa nke nwere ike ịdị oke zuru oke iji bụrụ ihe egwu nke ujo eletrik nye ụmụ mmadụ.

kpachara anya: Iji belata ihe egwu dị na ọkụ eletrik.

• Ewepụla mkpuchi.
• Ọ BỤGHỊ akụkụ ndị ọrụ nwere ike ime n'ime.
• Rụrụ aka n'aka onye tozuru etozu

Akara fuse IEC nke e sere n'aka ekpe na-anọchi anya fuse nke akwadoro, nke enwere ike dochie onye ọrụ. Mgbe ị na-edochi fiusi, hụ na iji naanị ụdị ziri ezi na ọkwa fuse dochie ya.

1. Gụọ ntuziaka – Tupu ịrụ ọrụ ngwaahịa JBL LSR ọhụrụ gị, biko gụọ ntuziaka nchekwa na ọrụ niile.
2. Debe ntuziaka ndị a - Maka ntụnye aka n'ọdịnihu na ebumnuche nchọpụta nsogbu, jigide ntuziaka ndị a.
3. Ṅaa ntị ịdọ aka ná ntị niile - Ekwesịrị ịgbaso ịdọ aka ná ntị niile dị n'akwụkwọ ntuziaka onye ọrụ a.
4. Soro ntuziaka – Site n'ịgbaso ntuziaka ndị enyere na ntuziaka a, ị ga-enwe ike ịnụ ụtọ usoro nleba anya ziri ezi na nchekwa ngwa ngwa.
5. Mmiri na mmiri - Ejila ngwa a n'akụkụ mmiri - maka example.
6. Nchacha - Jiri akwa na-enweghị akwa dị ọcha - Ejila ihe nhicha ọ bụla dabere na mgbaze na ngwụcha eriri carbon. Obere damp A pụkwara iji akwa mee ihe n'elu ihe mkpuchi na woofer gburugburu.
7. ventilashị - Akwụsịla oghere ikuku ikuku ọ bụla, gụnyere Linear Dynamics Aperture Port na sistemụ nlekota LSR, site na ịwụnye ngwaahịa ndị a dịka ntuziaka onye nrụpụta siri dị. Awụnyela n'akụkụ ebe ọ bụla okpomọkụ dị ka radiators, ndekọ okpomọkụ, stovu, ma ọ bụ ngwa ndị ọzọ na-emepụta okpomọkụ.
8. Ụdọ ala na ike - Ụdọ ọkụ ewepụtara na ngwaahịa LSR gị nwere ike nwere plọg nwere ụdị 3-pin. Ebipụla ma ọ bụ mebie ntụtụ ntọ ala, ọzọkwa, ejikwala ya na ịsa ahụ. Ọ bụrụ na plọg e nyere adabaghị n'ime oghere gị, kpọtụrụ onye na-ahụ maka ọkụ eletrik ka ọ dochie ebe ahụ ochie. Chebe eriri ike ka a ghara ịbanye na ya ma ọ bụ tuo ya, ọkachasị na plọg, ebe nchekwa dị mma, na ebe ha siri pụọ na ngwa ahụ. Ngwaahịa LSR niile nwere ike nwere eriri ike nwere ike ịpụpụ (wetere) nke jikọtara na chassis AC njikọ. Ụdọ ọkụ ahụ nwere njikọ nwanyị IEC n'otu nsọtụ yana njikọ nwoke na nsọtụ nke ọzọ. A na-eweta ụdọ a kpọmkwem iji nabata nchekwa dị iche iche na koodu eletrik chọrọ nke mba n'otu n'otu. Ọ bụrụ na ị na-eji sistemụ gị na-eme njem na mba ofesi, nwalee igwe eletrik ma mara nke ọma volta ọ bụlatage chọrọ tupu arụ ọrụ gị usoro.
9. Nhọrọ – Jiri naanị mgbakwunye ma ọ bụ ngwa ndị nrụpụta akọwapụtara.
10. Oge anaghị eji - Kwupu ngwa a n'oge oke ọkụ, ala ọma jijiji, ọkụ, idei mmiri, igurube, ma ọ bụ mgbe ejighi ya ogologo oge.
11. Ije ozi – Tụrutụ aka n'aka ndị ọrụ ruru eru. A na-achọ ọrụ mgbe ngwa ahụ mebiri emebi n'ụzọ ọ bụla, dị ka eriri ọkụ ma ọ bụ plọg mebiri emebi, mmiri mmiri wụfuru, ma ọ bụ ihe daa n'ime ihe nleba anya LSR, ekpughere ihe nleba anya na mmiri ozuzo ma ọ bụ mmiri mmiri, ọ naghị arụ ọrụ nke ọma, na-egosipụta ihe ịrịba ama nke schizophrenia ma ọ bụ psychosis ọzọ, ma ọ bụ daa.
12. Mgbidi ma ọ bụ n'elu ụlọ - Ekwesịrị ịwụnye ngwa ahụ na mgbidi ma ọ bụ n'uko naanị dị ka onye nrụpụta kwadoro.
13. Ụgbọ ala na nkwụnye - Ngwa kwesịrị iji naanị ụgbọ ala ma ọ bụ nkwụnye nke onye nrụpụta kwadoro. Ngwakọta ngwa na ụgbọ ibu kwesịrị iji nlezianya kpalie ya. Nkwụsị ọsọ ọsọ, ike karịrị akarị, na elu anaghị akwụ ụgwọ nwere ike ime ka ngwa na ngwongwo ụgbọ ala tụgharịa.

JBL ọkachamara 8500 Balboa Blvd. Northridge, CA 91329 USA
Nọmba ekwentị: 1 818-894-8850 Faksị: 1 818-830-1220 Web: www.jblpro.com

Ozi dị n'ime akwụkwọ a bụ nzuzo yana nwebiisinka nke JBL Professional. Iji bufee ọdịnaya ya, n'akụkụ ma ọ bụ dum, ndị ọzọ ọ bụla na-enweghị ikike edere mbụ bụ mmebi nke nwebisiinka. © JBL Ọkachamara 1998.

kpachara anya
Ihe ize ndụ nke ujo ọkụ eletrik. Emeghela!

Ntị
EKWESỊGHỊ KWESỊRỊ NA IZIRỊZI MA ọ bụ mmiri!

Nkebi nke 1. - Okwu Mmalite

Ekele maka ịhọrọ LSR Linear Spatial Reference Studio Monitors. Ha na-anọchi anya mkpokọta nyocha na mbọ mmepe anyị na mmeputakwa ụda. Ọ bụ ezie na anyị anaghị atụ anya ka ị gụọ akwụkwọ ntuziaka ahụ dum, anyị na-atụ aro ngalaba 2 ka ịmalite. N'oge ahụ, ị ​​ga-enwe usoro ị ga-ege ntị ka ị na-amụsi akwụkwọ ntuziaka ndị ọzọ maka ịrụ ọrụ kachasị.

Malite na ihuenyo CAD oghere, nke taa ya na mpempe akwụkwọ dị ọcha, ngwaahịa LSR dabere na nyocha dị mkpa n'akụkụ niile nke nhazi nyocha. JBL chepụtara usoro ahụ dum, malite na ihe na topologies nke ndị ntụgharị n'otu n'otu, ruo na mgbakọ ikpeazụ nke akụkụ ihe nkedo anwụ. Nsonaazụ ya bụ sistemu ntụaka ziri ezi nke nwere oke ike yana mgbagọ dị ala dị ịtụnanya.

LSR Teknụzụ Ọhụrụ

Ntuziaka gbasara oghere Linear: Ntụnye na nkà ihe ọmụma imewe nke na-eburu n'uche ọtụtụ ihe ndị ọzọ gafere nzaghachi ugboro ugboro. A na-arụ ọrụ n'ozuzu nke sistemu n'ime windo ige ntị sara mbara maka ịrụ ọrụ pụrụiche n'ụdị oghere dị iche iche. Nleba anya n'akụkụ ndị a dị oke egwu na-ebute onyinyo siri ike nke na-anọgide na-agbanwe agbanwe n'oge niile na-ege ntị.

Ihe dị iche iche Drive® Igwe mmiri olu ọhụrụ na mgbakọ moto nwere eriri mbanye abụọ nwere mpaghara okpomoku okpukpu abụọ nke ndị na-ekwu okwu ọdịnala. Nke a na-enyere sistemu LSR aka inye nsonaazụ kacha elu yana obere mkpakọ ike, mkpọsa ọkụ ka mma, yana usoro mgbochi dị larịị na ugboro dị elu. Ngwongwo ndị a na-ebelata ngbanwe dị iche iche nke na-eme ka ndị nlekota na-ada ụda dị iche iche mgbe a na-ebugharị na ọkwa ike dị iche iche. Site na ibelata mmetụta ndị metụtara okpomọkụ, oke LSR ga-ada ụda otu na ọkwa dị ala, ọkara ma ọ bụ dị elu.

Ọdụ ụgbọ mmiri Linear Dynamics Aperture™ na-ekpochapụ ọgbaghara dị elu nke achọtara n'ụdị ọdụ ụgbọ mmiri ọdịnala. Nke a na-enye arụmọrụ obere obere oge ziri ezi na ọkwa mmepụta dị elu. Braking dị ike

Ngwa igwe na-eme ihe dị elu nke Titanium Composite N'iji teknụzụ nwere ikike, ngwaọrụ ugboro dị elu na-etinye titanium na ihe mejupụtara iji kwalite nzaghachi na-adịru nwa oge wee belata mgbagha. Site n'ibelata mgbagha na mpaghara ọrụ dị ala, ebe ntị kacha nwee mmetụta, ike ọgwụgwụ ntị na-ebelata nke ukwuu. Elliptical Oblate Spheroidal (EOS) Waveguide Ezubere maka windo ige ntị ezubere iche nke +/- 30° kwụ ọtọ na +/- 15° kwụ ọtọ, EOS na-enye nzaghachi ugboro ugboro site na windo dum nke 1.5 dB sitere na axis.

Nke a na-enye ndị na-ege ntị ohere, ọbụna n'ebe dị anya-axis, ịnụ nnochite anya ziri ezi nke nzaghachi on-axis. Neodymium Midrange with Kevlar Cone .. A na-eji usoro moto neodymium 2 "neodymium na LSR32 maka ikike njem nlegharị anya dị elu nke nwere ụma dị ala na-agafe agafe nke 250 Hz. Nke a na-eme ka nzaghachi oghere nke usoro ahụ dịkwuo mma, nke dị oké mkpa maka mmepụta nke ọma.

Nkebi 2. - Ịmalite

Iwepu ngwongwo
Mgbe ị na-ewepụ usoro ndị ahụ na nkwakọ ngwaahịa ha, ọ dị mkpa ka ị ghara ịghọta nkeji ahụ n'ihu. Achọpụtara nke a dị ka baffle fiber carbon na enwere ike ịmata ya ngwa ngwa site na eriri ọla ọcha. N'ihi na ngwaọrụ dị elu dị n'akụkụ elu nke kabinet dị n'ihu, aka ma ọ bụ mkpịsị aka akpafu nwere ike imebi. Ụzọ dị mfe iji bupụ ihe nleba anya gị n'enweghị nsogbu bụ imepe elu igbe ahụ, dowe mpempe akwụkwọ kaadiboodu, ma tụgharịa igbe ahụ n'elu ala. Enwere ike ịpụpụ igbe ahụ. Nke a na-arụkwa ọrụ n'aka maka ịkwakọkwa nkeji ahụ iji buga ha na nnọkọ ọzọ.

Ndokwa
Nhazi nke sistemu LSR na-enye onwe ya na nhọrọ ntinye dị iche iche. Ekpuchiri ebe a bụ ntọala stereo a na-ahụkarị maka nso nlegharị anya mimid-field. Mkparịta ụka miri emi nke nhazi ụda ọtụtụ ọwa dị site na JBL na Tech Note Volume 3, Nọmba 3.

Ogologo Ntị

Site n'ịtụle akụkụ okirikiri sara mbara nke gburugburu studio, e kpebisiri ike na ebe a na-egekarị ntị na njikwa ndekọ na-abụkarị 1 ruo 1.5 mita (ụkwụ 3 ruo 5) maka ngwa ubi dị nso. Maka ngwa etiti etiti, 2 ruo 3 mita yikarịrị. Isi igodo iji tinye ebe na-aga nke ọma bụ ịmepụta triangle nha anya n'etiti ihe nleba anya na ọnọdụ ige ntị nke ọma. Dị ka egosiri n'okpuru ebe a, ebe dị anya n'etiti ndị nlekota na anya n'etiti onye nlekota ọ bụla na etiti isi onye na-ege ntị bụ otu.

Ndobe kwụ ọtọ

LSR28P dị nso ka emebere ka edobere ya na kwụ ọtọ. Ntuzi aka a na-ewepụ oge mgbanwe nke na-eme mgbe ọdịiche dị n'etiti woofer, tweeter, na ọnọdụ ige ntị gbanwere. A na-ejikarị LSR32 eme ihe n'ọnọdụ kwụ ọtọ. Nke a na-eme maka elu kacha ala iji bulie ahịrị anya wee belata mmetụta ndò nke soffit mount Monitors. N'ime ngwa ebe achọrọ nghazi kwụ ọtọ, ọgbakọ etiti na nke dị elu nwere ike ịtụgharị 90° gaa n'ọnọdụ nhazi ahịrị.

Enwere ike idobe LSR12P na ntughari kwụ ọtọ ma ọ bụ kehoraizin. Ihe dị mkpa karịa nghazi bụ ntinye ọnụ ụlọ anụ ahụ. Dị ka ọ dị na sistemụ ọ bụla dị ala, ntinye subwoofer n'obere oghere, dị ka ụlọ njikwa nwere nnukwu mmekọrịta ọnụ ụlọ. Hụ Nkeji 5 maka ozi ndị ọzọ na ntinye subwoofer yana ụzọ atụpụtara iji megharịa sistemụ nleba anya maka ịrụ ọrụ kacha mma. Iche ihu n'ebe a na-ege ntị: Ekwesịrị ịgbado ndị nlekota LSR ka ha chere onye na-ege ntị ihu. Ebe etiti transducer dị elu kwesịrị ịdị na-axis na ọkwa ntị nke onye na-ege ntị.

Njikọ ọdịyo
Njikọ Ọdịnụ LSR32: LSR32 nwere ụzọ abụọ ejikọ ụzọ ise. Ụzọ dị ala na-azụ woofer, ụzọ abụọ dị elu na-azụkwa ihe etiti na elu ugboro ugboro. Emebere njikọ ndị ahụ ka ọ nabata waya efu 5 AWG. Ịnweta oghere nke ụzọ abụọ ntinye ntinye abụọ na-enye ohere iji jakị Banana Dual ọkọlọtọ. A na-ejikọta ụzọ abụọ abụọ ahụ na ogwe mkpirisi ígwè.

Nke a na-enye ohere ka ejiri ụzọ abụọ ọ bụla rụọ ọrụ nkịtị. Ohere cabling ọzọ gụnyere wiring bi-wiring na passive bi-amping ma ọ bụ iji abụọ ọnụ ụzọ nwetakwuo "ọla kọpa" si amp nye onye na-ekwu okwu. Ezi voltage na ọnụ "Red" (+) ga-emepụta mmegharị n'ihu na cone dị ala.

Njikọ Ọnụnụ LSR28P: LSR28P na-abịa na njikọ Neutrik "Combi" nke na-anabata ma ọ bụ XLR ma ọ bụ 1/4 "njikọ, na nhazi nhazi ma ọ bụ na-ezighị ezi. Ihe ntinye XLR bụ aha +4 dBu sensitivity, na 1/4" ntinye bụ -10 dBv. Enwere ike ịnabata ọkwa nhọpụta ndị ọzọ yana mgbanwe mgbanwe onye ọrụ. Hụ Nkeji 4 maka ozi ndị ọzọ gbasara njikwa ọkwa yana nweta dakọtara. Ezi voltage na Pin 2 nke XLR ma ọ bụ n'ọnụ nke 1/4" jaak ga-emepụta ihe na-aga n'ihu na cone dị ala.

Njikọ Ọnụnụ LSR12P: Subwoofer LSR12P nwere ma ntinye na mmepụta XLR njikọ maka ọwa atọ, nke na-abụkarị aka ekpe, Center, a, na Right. A na-ebufe ihe ntinye na uche nke -10 dBv, mana enwere ike gbanwee site na ịmegharị mgbanaka n'azụ nke unit ahụ. Hụ Nkeji 5 maka ozi ndị ọzọ gbasara njikwa ọkwa yana nweta dakọtara. Nsonaazụ na-ebufe ozi zuru oke ma ọ bụ nke dị elu, dabere na ụdị nke subwoofer.

Agbakwunyere ntinye pụrụ iche nke na-arụ ọrụ mgbe nkeji ahụ dị na ọnọdụ ụzọ ụzọ L, C ma ọ bụ R. Nke a na-enye ohere ịnyagharị maka mgbama dị iche ozugbo na ngwa eletrọnịkị ntinye nke LSR12P, na ngwa dịka nlekota 5.1. Ntinye aha aha bụ +4 dBu na njikọ ntinye XLR ozugbo. Voltage na Pin 2 nke XLR ga-emepụta mmegharị n'ihu na cone dị obere.

Njikọ Ike AC
LSR28P na LSR12P nwere ike ngbanwe nke na-enye ohere iji ya na otutu AC ọkọnọ voltages gburugburu ụwa. Tupu ijikọ unit ahụ na ike AC, gosi na ntọala ngbanwe dị n'azụ unit ka edobere n'ọnọdụ kwesịrị ekwesị na fuse bụ ọkwa ziri ezi. LSR28P na LSR12P ga-anabata voltagsite na 100-120 ma ọ bụ 200-240 Volts, 50-60 Hz mgbe volt.tage ntọala na fuse ziri ezi. Ngwunye ala nke nkwụnye IEC chọrọ site na koodu na ụkpụrụ wiring. A ghaghị ijikọ ya mgbe niile na ala nchekwa nke nrụnye eletriki. Nkeji LSR ejirila nlezianya chepụta ntọ ala dị n'ime yana ntinye na ntinye ziri ezi iji belata ohere nke loops ala (hum). Ọ bụrụ na hum emee, hụ Ihe Mgbakwunye A maka wiwi mgbama ọdịyo tụrụ aro na ntọ ala sistemụ.

Ime ụda Mee

Mgbe emechara njikọ, nzọụkwụ ọzọ bụ ịgbanye akụrụngwa niile tupu ampndị na-ebuli elu. Belata ọkwa nke ihe nleba anya nke console gị ma ọ bụ tupuamp ka opekempe wee gbanye ampndị na-ebuli elu. Enwere obere igbu oge na ngbanwe nke LSR28P na LSR12P iji nabata clicks na thumps sitere na akụrụngwa elu. Mgbe Green LED na ihu panel na-agbanye, nkeji dị njikere ịga. Jiri nwayọọ nwayọọ na-aga n'ihu uru nke njikwa iji zụọ usoro nlekota ma nọdụ ala ma nwee obi ụtọ.

Nkebi 3. - LSR32 Izugbe OPERATION

Okwu mmalite
LSR32 Linear Spatial Reference Studio Monitor na-ejikọta JBL kachasị ọhụrụ na transducer na teknụzụ sistemu yana ọganiihu na nso nso a na nyocha psychoacoustic iji nye ntụaka ụlọ ọrụ ziri ezi. Neodymium 12 ″ woofer dabere na teknụzụ JBL nwere ikike iche iche Drive®. Site na nhazi neodymium na eriri igwe mbanye abụọ, a na-edobe mkpakọ ike ka ọ dị ntakịrị iji belata ngbanwe ngbanwe ka ọkwa ike na-abawanye. Igwe mmiri nke atọ agbakwunyere n'etiti eriri mbanye na-arụ ọrụ dị ka breeki na-agbanwe agbanwe iji belata ngafe njem wee belata mgbagha a na-anụ na ọkwa kachasị elu. A na-eji eriri carbon mejupụtara cone ahụ, na-akpụ piston siri ike nke ihe rọba butyl dị nro na-akwado.

Ihe dị n'etiti bụ ihe ndọta neodymium 2 inch nwere cone Kevlar 5 kpara akpa. Ahọpụtara usoro moto dị ike iji kwado ebe mgbaba dị ala na wooferToto iji nweta ebumnuche nke nzaghachi oghere ziri ezi, isi ihe ntụgharị dị na 250 Hz na 2.2 kHz. Ahọpụtara isi mgbanwe ndị a ka ọ dabara na njirimara ntụzịaka nke ndị ntụgharị atọ ahụ.

Ngwaọrụ dị elu bụ 1 ″ mejupụtara diaphragm jikọtara ya na Elliptical Oblate Spheroidal (EOS) Waveguide nwere mgbasa nke ogo 100 x 60, nke dị oke mkpa maka nzaghachi oghere dị nro achọrọ na gburugburu ọrụ taa. A na-etinye ngwaọrụ Mid na High n'ime millimeters nke ibe ya na nkedo aluminom sub-baffle nke enwere ike ịtụgharị maka ntinye kwụ ọtọ ma ọ bụ kwụ ọtọ. Nke a na-enye ohere mgbanwe kachasị na ntinye iji belata njikwa njikwa na n'uko ụlọ nke na-emebi onyonyo na omimi.

A na-emezi ihe nzacha crossover ka ọ nweta 4th-usoro (24 dB / octave) Linkwitz-Riley electroacoustic nzaghachi site na onye ntụgharị ọ bụla (na oge; -6 dB na crossover). Iji nweta nzaghachi symmetrical kacha mma n'ụgbọ elu kwụ ọtọ, a na-emejuputa oke ma nkwụghachi ụgwọ oge na netwọk crossover. Netwọk crossover na-enye onye ọrụ ohere ịhazigharị ọkwa dị elu karịa 3 kHz. Nke a na-enye ohere ka onye na-ege ntị kwụọ ụgwọ maka mmetụta nke nguzozi nlegharị anya dị nso ma ọ bụ etiti etiti ma ọ bụ ọnụọgụ dị iche iche nke nnabata ugboro ugboro dị elu. Ngwa eji eme ihe na crossover bụ naanị ndị na-eme ihe nkiri metal na-efu efu; obere mgbagọ electrolytic capacitors; elu-Q, elu saturation dị ugbu a inductors, na elu ugbu a nkedo ike resistors.

Njikọ ọdịyo
Ejiri LSR32 nwere ụzọ abụọ ejikọ ụzọ ise. Ụzọ dị ala na-azụ thewooferd ụzọ abụọ dị n'elu na-enye ihe ndị dị n'etiti na nke dị elu. Emebere njikọ ndị ahụ ka ọ nabata waya efu 5 AWG. Ịnweta oghere nke ụzọ abụọ ntinye ntinye abụọ na-enye ohere iji jakị Banana Dual ọkọlọtọ. A na-ejikọta ụzọ abụọ abụọ ahụ na ogwe mkpirisi ígwè. Nke a na-enye ohere ka ejiri ụzọ abụọ ọ bụla rụọ ọrụ nkịtị. Ohere cabling ọzọ gụnyere wiring bi-wiring na passive bi-amping ma ọ bụ iji abụọ ọnụ ụzọ nwetakwuo "ọla kọpa" si amp nye onye na-ekwu okwu.

Ezi voltage na ọnụ "Red" (+) ga-emepụta mmegharị n'ihu na cone dị ala. Jiri naanị waya okwu okwu nke nwere eriri abụọ nwere mkpuchi, ọkacha mma na-erughị 14 AWG. Ekwesịrị iji waya dị arọ mee eriri USB gafere mita iri (ụt 10), 30 ma ọ bụ 12 AWG.

Ndozi ugboro ugboro dị elu
Enwere ike gbanwee ọkwa LSR32 High Frequency iji kwụọ ụgwọ maka ntinye ma ọ bụ ụlọ "na-egbuke egbuke". A na-ebufe unit ahụ na ọnọdụ "flat" ma ọ bụ 0 dB. Ọ bụrụ na unit ahụ na-ada ụda na-egbuke egbuke n'ime ụlọ gị, ma ọ bụ na ị na-arụ ọrụ nke ọma na ndị nlekota (n'okpuru 1-1.5 mita), nzaghachi n'elu 3 kHz nwere ike ịdalata site na ihe dịka 1 dB.

A na-eme mgbanwe a site na eriri mgbochi dị n'azụ ogige ahụ, nke dị n'elu akụkụ abụọ nke ụzọ njikọ 5. Ịkwaga njikọ n'etiti ọnọdụ 0 na -1 dB ga-agbanwe ọkwa mbanye ugboro ugboro. Biko mara na ekwesịrị ịpụpụ igwe okwu na amplifier n'oge usoro a maka nchekwa nke usoro na onwe gị.

Ntugharị nke Ndị ntụgharị etiti/Elu

A na-ejikarị LSR32 eme ihe n'ọnọdụ kwụ ọtọ yana ihe etiti na nke dị elu na-aga n'etiti. Nke a na-enye elu kacha ala, na-ebuli ahịrị anya, ma na-ebelata mmetụta ndò nke soffit mount Monitors. N'ọnọdụ ebe achọrọ nghazi kwụ ọtọ, enwere ike ịtụgharị akụkụ nke etiti/High dum.

IHE: Ndị screwdrivers na-enupụ isi nwere ike imebi ndị ntụgharị etiti na nke dị elu ngwa ngwa. Kpachara anya nke ọma iji chebe ha ka ogologo ihe ndị nwere isi na-enwe mmetụta na-adịghị mma na arụmọrụ, nke anaghị ekpuchi n'okpuru akwụkwọ ikike.

1. Tinye LSR32 n'azụ ya na elu kwụsiri ike.
2. Jiri nlezianya wepụ skru asatọ philips ndị gbara okirikiri etiti/Elu.
3. Jiri nwayọọ welie ihe mgbagwoju anya ahụ nke ọma iji tụgharịa mgbakọ ahụ. Ị nwere ike iji aka gị n'ọdụ ụgbọ mmiri nyere aka. Ewepụla unit ahụ kpamkpam. Nke a na-ezere esemokwu na-enweghị isi na mgbakọ cabling.
4. Dochie skru asatọ ahụ wee sie ike. Ọzọ, rịba ama ka ị kpachara anya nke ukwuu ka ị ghara imebi transducer.

Nkebi 4. - LSR28P Izugbe Arụmọrụ

Okwu mmalite
LSR28P Bi-ampOnye nleba anya nrụtụ aka na-atọ ụtọ na-esetịpụ ụkpụrụ ọhụrụ maka ịrụ ọrụ pụrụiche n'ime ime ụlọ dị nso. N'iji nchikota nke injinia transducer dị elu na ngwa elektrọnik draịva siri ike, LSR28P ga-eguzo
ruo na nnọkọ kacha achọ.

The 8" woofer dabeere JBL's patented iche iche nkà na ụzụ Drive®. Na sọrọ 1.5" mbanye coils, ike mkpakọ na-dobere na opekempe ka ibelata spectral mgbanwe ka ike ọkwa na-abawanye. Igwe okwute nke atọ agbakwunyere n'etiti eriri igwe mbanye na-arụ ọrụ dị ka breeki na-agbanwe agbanwe iji belata njem nlegharị anya ma na-ebelata mgbagha a na-anụ na ọkwa kachasị. A na-eme cone nke ihe mejupụtara eriri carbon nke na-akpụ piston siri ike ma jiri rọba butyl dị nro na-akwado ya. Ngwaọrụ dị elu bụ 1 ″ mejupụtara diaphragm jikọtara ya na Elliptical Oblate Spheroidal (EOS) Waveguide nwere mgbasa nke ogo 100 x 60, nke dị oke mkpa maka nzaghachi oghere dị nro achọrọ na gburugburu ọrụ taa.

Njikọ ọdịyo
LSR28P na-abịa na njikọ Neutrik "Combi" nke na-anabata ma ọ bụ XLR ma ọ bụ 1/4 "njikọ, na nhazi nhazi ma ọ bụ na-ezighị ezi. Ntinye XLR bụ aha +4 dB, na 1/4" ka edobere dịka ọkọlọtọ maka -10 dBv. Ezi voltage na Pin 2 nke XLR na n'ọnụ nke jaak 1/4" ga-emepụta mmegharị n'ihu na cone dị ala.

Njikọ Ike AC
LSR28P nwere ihe ngbanwe ọkụ ọtụtụ mgbata, nke na-enye ohere iji ya na gburugburu ụwa. Tupu ijikọ unit ahụ na ike AC, gosi na ntọala mgba ọkụ na azụ nke unit ka edobere n'ọnọdụ kwesịrị ekwesị na fuse bụ ọkwa ziri ezi dịka edepụtara n'azụ usoro ahụ. LSR28P ga-anabata voltages si 100-120 ma ọ bụ 200-240 Volts, 50-60 Hz, en ntọala na-edozi n'ụzọ ziri ezi.

Ngwunye ala nke nkwụnye IEC chọrọ site na koodu na ụkpụrụ wiring. A ghaghị ijikọ ya mgbe niile na ala nchekwa nke nrụnye eletriki. Nkeji LSR ejirila nlezianya chepụta ntọ ala dị n'ime yana ntinye na ntinye ziri ezi iji belata ihe egwu nke loops ala (hum). Ọ bụrụ na hum emee, hụ Ihe Mgbakwunye A maka wiwi mgbama ọdịyo ziri ezi tụrụ aro yana ntọ ala sistemụ.

Ndozi Ọkwa ọdịyo
Enwere ike ịhazi ọkwa ọkwa ọdịyo nke LSR28P maka ihe fọrọ nke nta ka ọ bụrụ ọnọdụ ọ bụla. Ihe nleba anya na consoles na-adịkarị n'ọkwa nke +4 dBu ma ọ bụ -10 dBv. A na-akpọkarị ndị a ọkachamara na ndị ọkachamara na-arụ ọrụ, n'otu n'otu.

Enwere ike ịtọ LSR28P maka uru kwụziri ma ọ bụ agbanwe agbanwe. Dị ka a na-esi na ụlọ ọrụ mmepụta ihe, ọkwa ntinye aha nke ntinye XLR bụ + 4 dBu na -10 dBv maka ntinye 1/4 "T / R / S. Ọnụ ọgụgụ ntinye nke ntinye ndị a ga-emepụta mmepụta nke 96 dB SPL na 1 mita na mpaghara anechoic. Nke a na-enye ohere ka onye ọrụ nweta ezigbo egwuregwu mgbe ọ na-eji ma ọ bụ ọkachamara ma ọ bụ ọkachamara 4. Enwere ike itinye 8 dB nke mgbama mgbaama site na iji mgbanwe DIP na azụ.

Mgbanwe 1 na-eme ka ntinye mkpụbelata ite. Site na mgba ọkụ na ọnọdụ ala, ite mkpụbelata ahụ si na sekit ahụ adịghị emetụta mmetụta ntinye. N'ebe dị elu, a na-agbakwunye ihe ntinye ntinye na sekit ma mee ka ọkwa ntinye si na 0 - 12 dB si na aha. Gbanwee 2 tinye 4 dB nke attenuation na ntinye XLR na 1/4 "T / R/S mgbe ọ nọ n'ọnọdụ dị elu.
Gbanwee 3 ntinye 8 dB nke attenuation na ntinye XLR na 1/4 "T/R/S mgbe ọ nọ n'ọnọdụ dị elu.

Ndozigharị obere oge
Enwere ike imezi nzaghachi dị ala nke LSR28P iji mụbaa ma ọ bụ belata ọkwa mmepụta. A na-emekarị nke a mgbe usoro ahụ dị n'akụkụ mgbidi ma ọ bụ akụkụ ndị ọzọ. Na agbanyụrụ mmezi bass niile, a na-edobe unit ahụ ka ọ bụrụ mpịakọta 36 dB/octave nwere njirimara dị larịị.

Gbanwee 4 na-agbanwe mpịakọta ugboro ole dị ala gaa na mkpọda 24 dB/octave, nke na-agbatị ike ugboro ole dị ala, ebe ọ na-ebelata ntakịrị ọkwa nrụgide ụda kacha. Nke a bara uru maka ịhụ mgbagha subsonic nke nwere ike ọ bụrụ na achọpụtaghị ya. Maka examplee, a ga-ahụ mkpọmkpọ ụda ugboro dị obere dị ka mmegharị nke cone woofer.

Gbanwee 5 na-agbanwe mpịakọta obere oge ka ọ bụrụ 36 dB/octave yana nkwalite 2 dB n'okpuru 150 Hz. Ọ bụrụ na a na-achọsi ike karịa bass na nyocha, nke a bụ ọnọdụ iji. N'ọnọdụ a na-ahụkarị, ọnọdụ a nwere ike iduga "ndekọ Bass Light dị ka onye ọrụ na-akwụ ụgwọ n'ime ụlọ ngwakọta maka mmụba dị ala ala ọzọ. Gbanwee 6 na-agbanwe obere mpịakọta ugboro ugboro gaa na 36 dB / octave na 2 dB ịkpụ n'okpuru 150 Hz. Ọ bụrụ na achọrọ, LSR28Ps nwere ike iji ya nso na mgbidi ma ọ bụ ọnọdụ ndị ọzọ na-akwụ ụgwọ nke a na-eme ka ọ dịkwuo ala. n'ọkwa.

Ndozi ugboro ugboro dị elu
Mgbanwe 7 na-akwalite nzaghachi ugboro ugboro site na 2 dB karịa 1.8 kHz. A na-eji ọnọdụ a ma ọ bụrụ na ime ụlọ ahụ anwụọla nke ukwuu ma ọ bụ agwakọta sụgharịa nke ọma. Mgbanwe 8 na-ebelata nzaghachi ugboro ugboro site na 2 dB n'elu 1.8 kHz. A na-eji ọnọdụ a ma ọ bụrụ na ụlọ ahụ na-egbukepụ egbukepụ ma ọ bụ ngwakọta na-atụgharị ka ọ daa mbà.

Ngosipụta LED
Otu akara ngosi ọkụ dị n'ihu LSR28P. Na ọrụ nkịtị, LED a ga-abụ GREEN. Na mmalite nke amplifier clipping na ma obere ma ọ bụ elu ugboro amponye na-eme ihe, LED ga-agbanye uhie uhie. Ọkụ na-acha uhie uhie na-aga n'ihu nke ikanam a na-egosi na ekwesịrị ibelata ọkwa.

Nkebi 5. - LSR12P ACTIVE SUBWOOFER
LSR12P Active Subwoofer nwere ike dị elu dị iche iche Drive® 12" neodymium woofer agbakwunyere na nrụpụta ike 250-watt na-aga n'ihu. amponye ndu. Emepụtala sekit mbanye na-arụsi ọrụ ike ka ọ na-ebuli ike mmepụta ụda wee na-edobe mgbagọ dị ala na arụmọrụ dị elu. A na-eji eriri carbon fiber composite baffle rụpụtara ebe a na ebe nchekwa MDF nke nwere nkwado siri ike maka ụda dị ala yana mfu igbe dị ntakịrị.

Imepụta ọdụ ụgbọ mmiri Linear Dynamics Aperture (LDA) na-ebelata mkpọtụ ọdụ ụgbọ mmiri ma wepụ mkpakọ ọdụ ụgbọ mmiri na-apụnara mmadụ ihe. Igwe eletrọnịkị crossover na-arụ ọrụ na-enye mkpọda electroacoustic nke anọ na mgbanwe subwoofer dị ala iji belata ohere nke mpaghara subwoofer. Nke a na-enye ohere mgbanwe dị ukwuu na ntinye maka ịrụ ọrụ kacha mma n'ime ọnụ ụlọ dị iche iche. Ebe ọ bụ na ume obere oge nke LSR4P na-enye bụ n'ụzọ zuru oke, ntinye nke otu(s) dabere na ụda ọnụ ụlọ na mmekọrịta karịa okwu gbasara mpaghara.

Agụnyere na ngwá electronic na-arụ ọrụ bụ ihe nzacha dị elu nke nwere ike ịgbanwe maka ndị na-ekwu okwu satịlaịtị n'ihu. A na-eji nhọrọ a eme ihe mgbe achọrọ iji nyochaa ozi dị ala site na ndị na-ekwu okwu n'ihu wee bugharịa ozi a na subwoofer. Nke a na-abụkarị mgbe ndị na-ekwu okwu n'ihu dị obere n'akụkụ ubi ndị na-enweghị ike ijikwa ozi ogologo oge dị ala na ọkwa nrụgide ụda achọrọ. N'aka nke ọzọ, ọ bụrụ na a na-arụ ọrụ n'ihu ọwa n'ụzọ zuru oke, enwere ike ịmegharị ọrụ nkwụsịtụ, na-ekwe ka subwoofer mechie na nso nso nke kọntaktị mgbanwe iji tụnyere nchịkọta dị iche iche n'oge ngwakọta.

Njikọ ọdịyo
Enwere ụzọ dị iche iche iji jikọọ LSR12P n'ime usoro nlekota oru, gụnyere stereo na multichannel formats dị ka Dolby ProLogic, AC-3, DTS, MPE, G, na ndị ọzọ. Usoro njikwa bass dị na LSR12P na-enye mgbanwe mgbanwe n'etiti nhazi. Na nhazi Stereo, ọ bụ ihe a na-ahụkarị iji ọwa aka ekpe na aka nri na-azụ LSR12P ma were aka ekpe na aka nri sitere na LSR12P wee zụọ ha na satịlaịtị. Ihe nzacha dị elu dị na ntinye na-ewepụ ike dị ala n'okpuru 85 Hz site na satịlaịtị. A na-atụgharị ike a na subwoofer.

Usoro ProLogic sitere na Dolby na-eji atụmatụ njikọ yiri nke ahụ dị n'elu. Ụzọ aka ekpe, etiti, na aka nri gaa n'aka ekpe, etiti, na ntinye aka nri nke LSR12P yana site na nsonye dị iche iche na satịlaịtị. A na-enyocha ike dị n'okpuru 85 Hz na satịlaịtị ma zigara ya na subwoofer. Ụdị multichannel ndị ọzọ, dị ka Dolby AC-3, DTS, na MPEG II, gụnyere ọwa isii pụrụ iche: ekpe, etiti, aka nri, gburugburu aka ekpe, gburugburu aka nri, na Subwoofer. A na-akpọ ndị a 5.1 fothe r isi ọwa ise na ọwa subwoofer raara onwe ya nye, nke a na-akpọkwa Low Frequency Effects ma ọ bụ ọwa LFE. Ọ bụghị ihe niile na-eji ọwa niile, ndị injinia nwere ikike iji subwoofer.

A na-ebugharị ọwa aka ekpe, etiti na aka nri n'otu n'otu LSR1d na ọwa ihu. A na-eziga nri .1 ozugbo na ntinye pụrụ iche nke LSR12P. Mgbe anọghị na ngafe, sistemụ ahụ na-arụ ọrụ dị ka ntọala Stereo na ProLogic akọwara mbụ. A na-enweta ozi subwoofer niile site na ọwa dị n'ihu, yana ntinye .1 pụrụ iche na-eleghara anya. Mgbe mmechi kọntaktị mere, a na-agafe nzacha nke dị elu na satịlaịtị, na ndepụta subwoofer sitere na ntinye .1 pụrụ iche. Ozi nkowa mgbakwunye dị na ngalaba 5.5.

Njikọ Ike AC
LSR12P nwere ihe ngbanwe ọtụtụ mgbata, nke na-enye ohere iji ya na gburugburu ụwa. Tupu ijikọ unit ahụ na ike AC, gosi na ntọala mgba ọkụ na azụ nke unit ka edobere n'ọnọdụ kwesịrị ekwesị na fuse bụ ọkwa ziri ezi dịka edepụtara n'azụ usoro ahụ. LSR12P ga-anabata voltagsite na 100-120 ma ọ bụ 200-240 Volts, 50-60Hz mgbe volt.tage ịtọ ntọala nke ọma.

Ngwunye ala nke nkwụnye IEC chọrọ site na koodu na ụkpụrụ wiring. A ghaghị ijikọ ya mgbe niile na ala nchekwa nke nrụnye eletriki. Nkeji LSR ejirila nlezianya chepụta ntọ ala dị n'ime yana ntinye na ntinye ziri ezi iji belata ihe egwu dị na loops ala (hum). Ọ bụrụ na hum emee, hụ Ihe Mgbakwunye A maka wiwi mgbama ọdịyo ziri ezi tụrụ aro yana ntọ ala sistemụ.

Na-agbanwe ọkwa ọdịyo
Mgbanwe 1 na-eme ka ntinye mkpụbelata ite. Site na mgba ọkụ na ọnọdụ ala, ite mkpụbelata ahụ si na sekit ahụ adịghị emetụta mmetụta ntinye. N'ebe dị elu, a na-agbakwunye ihe ntinye ntinye na sekit ma mee ka ọkwa ntinye si na 0-12 dB belata. Gbanwee 2 na-agbanwe nghọta aha nke LSR12P n'aka ekpe, etiti na ntinye aka nri na +4 dBu. Gbanwee 3 na-agbanwe nghọta aha nke LSR12P Left, Center, er na Right na +8 dBu.

Na-agbanwe àgwà ndị na-adịkarị ala
Mgbanwe 4 na-atụgharị polarity nke LSR12P. N'ebe a na-agafe agafe n'etiti subwoofer na ndị na-ekwu okwu satịlaịtị, usoro niile ga-abụrịrị na polarity ziri ezi. Ọ bụrụ na subwoofer na satịlaịtị woofers nọ n'otu ụgbọ elu kwụ ọtọ, a ga-edozi polarity na nkịtị. Ọ bụrụ na subwoofer anọghị n'otu ụgbọ elu dị ka satịlaịtị, ọ ga-adị mkpa ka ọ gbanwee polarity. Iji lelee nke a, tinye egwu nwere ezigbo bass wee gbanwee n'etiti ọnọdụ abụọ ahụ. Ntọala nke na-emepụta bass kachasị kwesịrị ịbụ nke a ga-eso.

Enwere ike gbanwee nzaghachi dị ala nke LSR12P iji kwụọ ụgwọ maka ntinye ụlọ. Ugboro bas n'okpuru 80-90 Hz bụ n'ụzọ zuru oke. Ịdebe subwoofers na nkuku ma ọ bụ megide mgbidi ga-eme ka arụmọrụ nke ime ụlọ dịkwuo elu nke usoro ahụ, na-enye ohere ka ọ pụta ìhè. Ịtụkwasị subwoofers megide oke mgbidi ga-ebelatakwa mgbanwe nzaghachi ugboro ugboro n'ihi nnyonye anya ịkagbu. Mgbanwe mgbanwe bass ndị a na-akwụ ụgwọ maka ọnọdụ site n'ịgbanwe ọnụọgụ ike obere ugboro emepụtara n'okpuru 50 Hz.

Usoro ejirila nke ọma bụ itinye subwoofer n'ọnọdụ ege ntị wee bugharịa igweokwu ma ọ bụ onwe gị n'ime ebe subwoofer enwere ike. Ịchọta ọnọdụ ndị nwere ike kacha mma dị ala nwere ike ịchọta ngwa ngwa. Mgbe ịchọtachara ohere ole na ole, bugharịa subwoofer n'ime otu ebe ndị a wee nyochaa.

Mgbanwe 5 na-ebelata ọkwa dị n'okpuru 50 Hz site na 2 dB. Emebere ọnọdụ a iji nye nzaghachi dị larịị ma ọ bụrụ na etinye LSR12P n'ebe mgbaba nke oke abụọ, dị ka ala na mgbidi. Mgbanwe 6 na-ebelata ọkwa dị n'okpuru 50 Hz site na 4 dB. Emebere ọnọdụ a ka ọ na-enye nzaghachi dị larịị mgbe LSR12P na-edobe na nkwụsị nke oke atọ, dị ka ebe nkuku.

Gafefe na arụ ọrụ pụrụ iche
Jack 1/4 nke a na-eji maka ngafe na nhọrọ pụrụ iche na-arụ ọrụ na mmechi kọntaktị akọrọ dị mfe n'etiti ọnụ na aka aka nke jakị ahụ. A pụkwara ịmalite ọrụ a site na mmechi eletrọnịkị dịpụrụ adịpụ na-ebelata kọntaktị abụọ ahụ ọnụ. A na-ejikọta aka aka nke njikọ a na ala ọdịyo, ya mere ekwesịrị iji nlezianya zere loops ala mgbe ị na-eji nhọrọ a.

Ngosipụta LED
Ihe ngosi LED multicolor dị n'ihu LSR12P. Na ọrụ nkịtị, LED a ga-abụ GREEN. Mgbe LSR12P nọ na ọnọdụ ngafe, LED ga-atụgharị AMBER. Nke a na-egosi na a na-agafe ihe nzacha dị elu na ntinye atọ, na ntinye subwoofer sitere na ntinye uche. Na mmalite nke ampNa-amachi oke ọkụ, LED ga-enwu na-acha uhie uhie. Ọkụ na-acha uhie uhie na-aga n'ihu nke ikanam a na-egosi na ekwesịrị ibelata ọkwa ya.

Nkebi 6. - Nkọwapụta LSR32

• Sistemu:
  • Ntinye ntinye (aha aha): 4 ohms
  • Mmetụta Anechoic: 1 93 dB/2.83V/1m (90dB/1W/1m)
  • Nzaghachi ugboro ugboro (60 Hz – 22 kHz) 2: +1, -1.5
• Mgbatị ugboro ole dị ala2
  • 3 dB: 54 Hz
  • 10 dB: 35 Hz
  • Ugboro resonance nke mkpuchi: 28 Hz
• Ogologo Ogologo Kachasịnụ
  • Ike (IEC 265-5): 200 W na-aga n'ihu; 800W kacha elu
  • Akwadoro AmpIke ike: 150 W - 1000 W (nkwanye n'ime ibu 4 ohm)
• Njikwa ugboro ugboro HF
  • (2.5 kHz – 20 kHz): 0 dB, -1 dB
  • Mgbanwe, 96 dB SPL, 1m:3
• Ugboro ala (n'okpuru 120 Hz):
  • 2nd harmonic: <1.5%
  • 3rd harmonic: <1%
• Ugboro etiti na nke dị elu (120 Hz - 20 kHz):
  • 2nd harmonic <0.5%
  • 3rd harmonic <0.4%
  • Mgbanwe, 102 dB SPL, 1m:3
• Ugboro ala (n'okpuru 120 Hz):
  • 2nd harmonic: <1.5%
  • 3rd harmonic: <1%
• Ugboro etiti na nke dị elu (80 Hz - 20 kHz):
  • 2nd harmonic: <1%
  • 3rd harmonic: <1 % (NB: <0.4%, 250 Hz – 20 kHz)
• Ike anaghị akwụ ụgwọ (20 Hz – 20 kHz):
  • 30 watts <0.4dB
  • 100 watts: <1.0dB
  • Crossover: ugboro 250 Hz na 2.2 kHz
• Ndị ntụgharị:
  • Model Ugboro ala: 252G
  • Dayameta: 300 mm (12 inch)
  • Igwe olu: 50 mm (2 in.) Mbanye dị iche
  • Ya na igwe nrụnye breeki na-agbanwe agbanwe
  • Magdị Igwe Ọdụdọ: Neodymium
  • Ụdị cone: Carbon Fiber Composite
  • Mmetụta: 4 ohms
  • Model Ugboro etiti: C500G
  • Dayameta: 125 mm (5 inch)
  • Igwe olu: 50 mm (2 in.) Ọnya Aluminom Edge
  • Magdị Igwe Ọdụdọ: Neodymium
  • Ụdị cone: KevlarTM Composite
  • Mgbochi: ohmsshm
  • Model Ugboro dị elu: 053ti
  • Dayameta: 25 mm (1 inch) diaphragm
  • Igwe olu: 25 mm (1 inch)
  • Ụdị Igwe Ọdụdọ: Ceramic 5
  • Ụdị diaphragm: Damped Titanium mejupụtara
  • Atụmatụ ndị ọzọ: Elliptical Oblate Spheroidal Waveguide
  • Impedanceohms ohm
• Anụ ahụ:
  • Mecha: Black, Low-Gloss, "Sand Texture"
  • Mgbidi olu (ụgbụ) lita (1.8 cu. ft.)
    Ntinye njikọ ụzọ abụọ nke posts njikọ ụzọ ise.
• Net arọ: 21.3kg (47 lbs)
  • Akụkụ (WxHxD): 63.5 x 39.4 x 29.2 cm (25.0 x 15.5 x 11.5 inch.)

Ihe ndetu
Ihe nlere niile, belụsọ na ekwuputara n'ụzọ ọzọ, emere ya n'ike n'ike na mita 2 wee tụruo ya na 1 mita site n'iwu gbara gburugburu. Ọnọdụ igwe nrụtụaka dị n'akụkụ etiti nke etiti na ndị ntụgharị ugboro dị elu, n'ebe 55 mm (2.2 in.) n'okpuru etiti nke diaphragm tweeter.

1. Ọkwa SPL pụtara site na 100 Hz ruo 20 kHz.
2. Na-akọwa nzaghachi ugboro ugboro Anechoic (4p). Nbudata Acoustic nke ụlọ a na-ege ntị na-enye ga-abawanye ndọtị bass dị obere.
3. A na-eji ntinye voltagọ dị mkpa iji mepụta ọkwa SPL “A” ekwuputara n'ebe dị anya nha nke ekwuputara. Ọnụọgụ mgbagha na-ezo aka na mgbagha kachasị atụnyere na bandwit wide 1/10th octave ọ bụla n'ogo oge ekwuputara.
4. Ọnụọgụ ike na-abụghị nke linearity dabere na “A” dị arọ site na mmụba ahịrị na SPL yana mmụba ahịrị na ike ntinye (ya bụ, mkpakọ ike) tụrụ mgbe nkeji 3 nke mkpọtụ mkpọtụ pink na-aga n'ihu n'ogo ike ekwuputara.
5. JBL na-aga n'ihu na-eme nyocha metụtara nkwalite ngwaahịa. A na-ewebata ihe ọhụrụ, ụzọ mmepụta na nhazi nhazi n'ime ngwaahịa ndị dị adị na-enweghị ọkwa dị ka ngosipụta oge niile nke nkà ihe ọmụma ahụ. N'ihi nke a, ngwaahịa JBL ọ bụla dị ugbu a nwere ike ịdị iche n'akụkụ ụfọdụ site na nkọwa ha ebipụtara, mana ọ ga-adị nhata ma ọ bụ karịa nkọwa nhazi mbụ ma ọ bụrụ na ekwughị ya ọzọ.

Nkọwapụta LSR28P

• Sistemu:
  • Nzaghachi ugboro ugboro (+1, -1.5 dB)2: 50 Hz - 20 kHz
  • Mgbatị ugboro ole dị ala: Njikwa onye ọrụ atọrọ na ndabara
  • -3 dB: 46 Hz
  • -10 dB: 36 Hz
  • Ugboro resonance nke mkpuchi: 38 Hz
  • Crossover dị obere dị ala: 1.7 kHz (Acoustic Linkwitz-Riley-Order nke isii)
• Mgbagha, 96 dB SPL, 1m:
  • Ugboro etiti dị elu (120 Hz - 20 kHz):
  • 2nd Harmonic: <0.6%
  • 3rd Harmonic: <0.5%
• Ugboro dị ala (<120 Hz):
  • 2nd Harmonic: <2%
  • 3rd Harmonic: <1%
  • SPL kacha (80 Hz – 20 kHz):>108dB SPL/1m
  • Kachasị elu SPL (80 Hz – 20 kHz):>111dB SPL / 1m
  • Ntinye nrịbama: XLR, Ntụnye Kwesịrị Ekwesị 2 Hot
  • 1/4 "Ndụmọdụ mgbanaka-aka aka, kwụ ọtọ
• Mmetụta ntinye ahaziri:
  • XLR, +4 dBu: 96 dB/1m
  • 1/4”, -10 dBV: 96dB/1m
  • Ntinye ACtage: 115/230VAC, 50/60 Hz (nwere ike ịhọrọ onye ọrụ)
  • Ntinye ACtage Oke ọrụ: +/- 15%
  • Njikọ ntinye AC: IEC
  • Ike Sistemụ Oke Ogologo Ogologo: 220 Watts (IEC265-5)
  • Ọkwa mkpọtụ nke emepụtara onwe ya: <10 dBA SPL/1m
• Njikwa njikwa:
  • Njikwa ugboro ugboro dị elu (2 kHz – 20 kHz):+2 dB, 0 dB, -2 dB
  • Njikwa obere oge (<100 Hz) +2 dB, 0 dB, -2 dB
  • Nkwakọba ugboro dị ala: 36 dB/octave, 24 dB/octave
  • Ntinye ntinye ahaziri: 5dB, 10dB
  • Mgbanwe ntinye ntinye: 0 - 12 dB
• Ndị ntụgharị:
  • Ụdị obere ugboro: 218F
  • Dayameta: 203 mm (8 inch)
  • Igwe olu: 38 mm (1.5 in.) Mbanye dị iche
  • Ya na igwe nrụnye breeki na-agbanwe agbanwe
  • Ụdị Igwe Ọdụdọ: Ferrite na Integral Heat Sink
  • Ụdị cone: Carbon Fiber Composite
  • Mmetụta: 2 ohms
  • Model Ugboro dị elu: 053ti
  • Dayameta: 25 mm (1 inch) diaphragm
  • Igwe olu: 25 mm (1 inch)
  • Ụdị Igwe Ọdụdọ: Ferrite
  • Ụdị diaphragm: Damped Titanium mejupụtara
  • Atụmatụ ndị ọzọ: Elliptical Oblate Spheroidal Waveguide
  • Mmetụta: 4 ohmsm
• Ampntughari:
  • Topology ugboro dị ala: Klas AB, niile nwere uche
  • Oke Sine Wave Ike: 250 Watts (<0.1% THD n'ime ihe mgbochi ewepụtara)
  • THD+N, 1/2 ike: <0.05%
  • Topology dị elu: Klas AB, Monolithic
  • Oke Sine Wave Ike: 120 Watts (<0.1% THD n'ime ihe mgbochi ewepụtara)
  • THD+N, 1/2 ike: <0.05%
• Anụ ahụ:
  • Mecha: Black, Low-Gloss, "Sand Texture"
  • Mpịakọta Mpịakọta (ụgbụ): 50 lita (1.0 cu. ft.)
  • Oghere ikuku dị ala: oghere dị n'azụ Ported Linear Dynamics
  • Ihe owuwu Baffle: Carbon Fiber Composite
  • Ihe owuwu ụlọ: 19mm (3/4 "MDF)
  • Net arọ: 22.7kg (50 lbs)
• Akụkụ (WxHxD): 406 x 330 x 325 mm (16 x 13 x 12.75 inch.)

Ihe ndetu
Ihe nlere niile, belụsọ ma ekwuputaghị ya, ka emere n'ike n'ike na gburugburu 4¹ na mita 2 wee tụruo ya aka na 1 mita site n'iwu mgbakasị ahụ. Ọnọdụ igwe okwu ntụaka dị n'akụkụ etiti nke ndị ntụgharị dị ala na nke dị elu, n'ebe 55 mm (2.2 in.) n'okpuru etiti nke diaphragm tweeter.

Ọnọdụ igwe okwu ntụaka dị n'akụkụ elu nke etiti mgbanaka woofer trim. Ịkwado Acoustic nke ụlọ a na-ege ntị na-enye na-abawanye ikike SPL kachasị yana ndọtị bass dị ala dị ala ma e jiri ya tụnyere ụkpụrụ anechoic kwuru. A na-eji ntinye voltagọ dị mkpa iji mepụta ọkwa SPL “A” ekwuputara n'ebe dị anya nha nke ekwuputara. Ọnụọgụ mgbagha na-ezo aka na mgbagha kachasị atụnyere na bandwit wide 1/10th octave ọ bụla n'ogo oge ekwuputara.

JBL na-aga n'ihu na-eme nyocha metụtara nkwalite ngwaahịa. A na-ewebata ihe ọhụrụ, ụzọ mmepụta na nhazi nhazi n'ime ngwaahịa ndị dị adị na-enweghị ọkwa dị ka ngosipụta oge niile nke nkà ihe ọmụma ahụ. N'ihi nke a, ngwaahịa JBL ọ bụla dị ugbu a nwere ike ịdị iche n'akụkụ ụfọdụ site na nkọwa ya ebipụtara, mana ọ ga-adaba ma ọ bụ gafere nkọwapụta nke mbụ ma ọ bụrụ na ekwughị ya ọzọ.

Nkọwapụta

• Sistemu:
  • Nzaghachi ugboro ugboro (-6 dB) 28 Hz - 80 Hz1
  • Mgbatị ugboro ole dị ala: Njikwa onye ọrụ atọrọ na ndabara
  • -3 dB: 34 Hz
  • - 10 dB: 26 Hz
  • Ugboro resonance ihe mkpuchi: 28
  • HzLow-High-frequency Crossover: 80 Hz (usoro electroacoustic Linkwitz-Riley nke anọ)
• Mgbagha, 96 dB SPL / 1m:
  • Ugboro ala (< 80 Hz):
  • 2nd Harmonic: <2%
  • 3rd Harmonic: <1%
  • SPL na-aga n'ihu kacha elu:> 112 dB SPL / 1m (35 Hz - 80 Hz)
  • Kachasị elu SPL:>115dB SPL/1m (35 Hz – 80 Hz)
• Mmetụta ntinye ahaziri:
  • XLR, +4 dBu: 96 dB/1m
  • XLR, -10 dBV: 96dB/1m
• Ike Na-adịghị Akara (20 Hz – 200 Hz):
  • 30 watts <0.4dB
  • 100 watts: <1.0dB
  • Ngosipụta ike / obere ihe / ụzọ gafere: LED LED - arụ ọrụ nkịtị
  • Amber LED – uzo uzo
  • Uhie uhie – Oke arụ ọrụ
• Ampntughari:
  • Topology ugboro dị ala: Klas AB, niile nwere uche
  • Oke Sine Wave Ike: 260 Watts (<0.5% THD n'ime ihe mgbochi ewepụtara)
  • THD+N, 1/2 ike: <0.05%
  • Ntinye ACtage: 115/230VAC, 50/60 Hz (nwere ike ịhọrọ onye ọrụ)
  • Ntinye ACtage Oke ọrụ: +/- 15%
  • Njikọ ntinye AC: IEC
  • Ọkwa mkpọtụ nke emepụtara onwe ya: <10 dBA SPL/1m
• Ndị na-eme ntụgharị:
  • Ụdị obere ugboro: 252F
  • Dayameta: 300 mm (12 inch)
  • Igwe olu: 50 mm (2 in.) Mbanye dị iche
  • Ya na igwe nrụnye breeki na-agbanwe agbanwe
  • Ụdị Igwe Ọdụdọ: Neodymium nwere heatsink
  • Ụdị cone: Carbon Fiber Composite
  • Mmetụta: 2 ohms
• Njikwa njikwa:
  • Obere obere njikwa (<50 Hz) +2 dB, 0 dB, -2 dB
  • Ntinye aka ekpe, cent,er na aka nri: XLR Balanced (-10 dBv/+4 dBu Nominal, Pin 2 Hot)
  • Ntinye aka pụrụ iche: XLR Balanced (+4 dBu Nominal, Pin 2 Hot)
  • InpLevel 1el1 edebere: -10 dBv, +4 dBu, +8 dBu
  • Mgbanwe ntinye ntinye 1: 0 - 13 dB
  • N'aka ekpe, etiti na aka nri: XLR Balanced (-10 dBv/+4 dBu Nominal, Pin 2 Hot)
  • Ihe nzacha ihe nfefe dị elu2: 80 Hz 2nd Order Bessel (Ahọrọ na oke zuru oke)
  • Ndozi polarity: Nkịtị ma ọ bụ tụgharịa
  • Njikọ gafere anya: 1/4 "Ndụmọdụ/ Jack aka
• Anụ ahụ:
  • Mecha: Black, Low-Gloss, "Sand Texture"
  • Ihe Baffle: Carbon Fiber Composite
  • Mpịakọta Mpịakọta (netliter liter (1.8 cu. ft.)
  • Net arọ: 22.7kg (50 lbs)
• Akụkụ (WxHxD): 63.5 x 39.4 x 29.2 cm (25.0 x 15.5 x 11.5 inch.)

Ihe ndetu

1. Ntinye aka ekpe, etiti na aka nri
2. PqPquasi-usoro nke anọ Linkwitz-Riley Acoustic alignment high-pass mgbe ejiri ya na LSR28P ma ọ bụ LSR32.
3. Ihe nlere niile, belụsọ na ekwuputara n'ụzọ ọzọ, bụ nke emere n'ike n'ike na gburugburu 4¹ na mita 2 wee tụruo ya aka na 1 mita site n'iwu mgbakasị ahụ.

Ọkwa igwe nrụtụ aka dị na nsọtụ elu nke etiti mgbanaka mkpụbelata woofer. Nbudata Acoustic nke ụlọ a na-ege ntị na-enye ga-abawanye ikike SPL kachasị yana ndọtị bass dị ala dị ala ma e jiri ya tụnyere ụkpụrụ anechoic ekwuputara.

A na-eji ntinye voltagọ dị mkpa iji mepụta ọkwa SPL “A” ekwuputara n'ebe dị anya nha nke ekwuputara. Ọnụọgụ mgbagha na-ezo aka na mgbagha kachasị atụnyere na bandwit wide 1/10th octave ọ bụla n'ogo oge ekwuputara.

JBL na-aga n'ihu na-eme nyocha metụtara nkwalite ngwaahịa. A na-ewebata ihe ọhụrụ, ụzọ mmepụta na nhazi nhazi n'ime ngwaahịa ndị dị adị na-enweghị ọkwa dị ka ngosipụta oge niile nke nkà ihe ọmụma ahụ. N'ihi nke a, ngwaahịa JBL ọ bụla dị ugbu a nwere ike ịdị iche n'akụkụ ụfọdụ site na nkọwa ya ebipụtara, mana ọ ga-adaba ma ọ bụ gafere nkọwapụta nke mbụ ma ọ bụrụ na ekwughị ya ọzọ.

Ihe mgbakwunye A: Ntụnye wiring
Ka ọ dị ugbu a, ọ ga-abụ na ị tinyela ndị nlekota LSR ma na-eme egwu dị egwu. Otú ọ dị, maka ịrụ ọrụ kacha mma, ụfọdụ nlebara anya na nkọwa wiring ugbu a nwere ike ibelata mmebi sistemu ma emechaa. Ndụmọdụ cabling ndị a na-agbaso omume wiwi ọkọlọtọ maka ntinye dị iche iche.

Isi mmalite dabara adaba
Ụzọ kachasị mma isi na-agba ọsọ sistemụ gị bụ nke ziri ezi, ebe a na-enye ma akara "ọkụ" (+) na "oyi" (-) site na isi iyi yana GROUND/SHIELD. A na-ebukarị ihe ndị a na eriri 2-conductor nwere njikọ XLR na nsọtụ abụọ ahụ. N'aka nke ọzọ, enwere ike iji njikọ nwere Ntụpọ, Ring, na Sleeve (T/R/S) jakị. Mgbe ọ bụla enwere ike, ọta eriri ekwesịghị ijikọ ya na ntụtụ mgbaama ọ bụla, kama hapụ ya ka ọ rụọ ọrụ mkpuchi eriri naanị.

Mara: N'ọnọdụ ọ bụla, ekwesịrị iwepụ waya ala nchekwa na njikọ ọkụ AC. Mgbe ị na-eji isi mmalite ziri ezi na LSR28P, enwere ike iji ntinye XLR ma ọ bụ T/R/S nke Neutrik "Combi" njikọ. Ọdịiche dị n'etiti ha abụọ bụ na edobere T/R/S maka ntinye aha -10 dBv, yana XLR ka edobere +4 dBu.

Maka akara ngosi ziri ezi, akara ngosi HOT (+) sitere na isi iyi gị kwesịrị ijikọ na ọnụ nke njikọ T / R / S ma ọ bụ Pin 2 nke ntinye XLR dị ka egosiri na eserese A. A ga-ejikọta akara "COLD" (-) na Pin 3 nke XLR ma ọ bụ "Mgbanaka" nke njikọ T / R / S. Iji zere loops ala, jikọọ SHIELD na njedebe isi mmalite mana ọ bụghị na ntinye LSR.
Mara: LSR12P na-eji naanị ntinye na ntinye XLR.

Isi mmalite na-enweghị nha nhata
Mgbe ị na-eji isi mmalite na-enweghị isi, enwere ohere ndị ọzọ ịmebata loops ala n'ime usoro.
LSR28P na 12P na-enye ọtụtụ ụzọ iji nyere aka belata nsogbu nwere ike iji akụrụngwa na-enweghị isi.

Ọ bụ ezie na enwere naanị njikọ HOT na GROUND/SHIELD sitere na isi mmalite na-enweghị isi, a na-atụ aro ka ejiri eriri ụzọ gbagọrọ agbagọ dị elu. Ọnụọgụ B na-egosi isi iyi na-enweghị isi ejikọrọ na ntinye XLR ziri ezi nke ihe nleba anya LSR na-eji eriri ụzọ gbagọrọ agbagọ. Rịba ama na ejikọrọ ọta na njikọ GROUND/SHIELD na ntinye LSR, ma ọ bụghị na isi iyi. Nke a na-ebelata ohere nke iwebata akara ala n'ime usoro.

Mgbe ị na-eji mgbaama na-enweghị nha nha na LSR28P, a na-atụ aro ka iji 1/4 "Ndụmọdụ / mgbanaka / aka aka njikọ ntinye a ka emebere ya ka ọ nabata ụdị dị iche iche nke njikọta na-enweghị isi na nke na-enweghị isi mgbe ị na-eji 1/4 "Ndụmọdụ / mgbanaka / aka aka, GROUND kwesịrị ekwesị maka ntinye aka na LSR. arụmọrụ.

Ọgụgụ D na-akọwa njikọ ndị ahụ site na iji eriri nwere otu eriri nwere nkwụnye ntụ/mgbanaka/aka maka ntinye LSR28P. Ekwesịrị iji eriri otu onye na-eduzi ya dị ka ebe ikpeazụ, ebe ọ na-enye ohere kachasị maka nsogbu. Ekwesịrị ijikọ akara ngosi “HOT” (+) n'ọnụ ọnụ plọg ntụ ntụ/Mgbanaka/Sleeve. Ekwesịrị ijikọ GROUND na mgbanaka ntụaka / mgbanaka / aka aka na ntinye LSR28P.

Ọgụgụ E na-akọwa njikọ ahụ site na iji eriri na-enweghị nha nha yana njikọ Tip/Sleeve na ntinye 1/4. N'ụdị a, mgbanaka na aka nke ntinye LSR na-ebelata site na plọg na-akpaghị aka.

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

Budata PDF: Akwụkwọ ntuziaka onye ọrụ JBL LSR Linear Spatial Studio Monitor

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