SEIKAKU
User Manual for Seikaku models including: NF05989 S-8M SHOW_V1.0, S-8M Mixing Console, S-8M, Mixing Console, Console
20 апр. 2025 г. — FCC Part 15 Statement. NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant.
File Info : application/pdf, 8 Pages, 2.37MB
DocumentDocumentUser's Manual S-8M www.seikaku.hk INDEX 01 SAFETY RELATED SYMBOLS 1 02 WARNING 2 03 INTRODUCTION 3 04 FEATURES 3 05 CONTROL ELEMENTS 4 06 PRESET LIST 9 07 INSTALLATION AND CONNECTION 10 08 BLOCK DIAGRAM 11 09 TECHNICAL SPECIFICATIONS 12 FCC Part 15 Statement NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the Federal Communications Commission (FCC) rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: · Reorient or relocate the receiving antenna. · Increase the separation between the equipment and receiver. · Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. · Consult the dealer or an experienced radio/TV technician for help. Changes or modifications to this equipment not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. This device complies with Part 15 of the FCC rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Privacy of communications may not be ensured when using this device. TECHNICAL SPECIFICATIONS MODEL Mono channels Microphone input Frequency response Distortion(THD+N) Gain range Max Input LOW CUT SNR Phantom power Line input Frequency response Distortion(THD+N) Sensitivity range COMPRESSOR Stereo input channels Mic input Line input Frequency response Distortion(THD+N) Sensitivity range SNR Channels EQ High Mid Low Impedances Microphone input All other input All other output DSP section (options) A/D and D/A converters Controls FOOT-SW Frequency range Maximum EIRP Main mix section Max. MAIN MIX output AUX range Fader range PHONES/CONTROL-ROOM range Hum & Noise Crosstalk Power supply Adapter S-8M XLR with balanced 22Hz ~ 22KHz, ±2dB <0.03% at +0dB ,22Hz~22KHz A-weighted 0dB to 50dB +20 dB 120Hz >108dB A-weighted +48V with switch control 1/4" TRS with balanced 22Hz ~ 22KHz, ±2dB <0.03% at +0dB ,22Hz~22KHz A-weighted +20dB~ -30dB GAIN:0~9dB THRESHOLD:20dB--->5dB XLR with balanced 1/4' TRS with balanced 22Hz ~ 22KHz, ±2dB <0.03% at +0dB ,22Hz~22KHz A-weighted +20dBu~ -30dBu >108dB A-weighted Mono Channel +/-15dB @12KHz +/-15dB @2.5KHz +/-15dB @80Hz Stereo Channel +/-15dB @12KHz +/-15dB @80Hz 1.8K 10K or greater 120 24bit 100 position preset selector(10 preseter * 10 variation) Mute switch & Foot-switching with LED indicator TIP: FX SLEEV: GND Bluetooth: 2402-2480MHz Bluetooth: 4.24 dBm +20dBu XLR balanced (+14dBu un-balanced) OFF to +10dB OFF to +10dB OFF to +10dB <-88dB @ 20Hz~22KHz A-weighted, 1 channel & MAIN level:0dB, the other: Minimum <-80dB @0dB 20Hz~22KHz A-weighted MAIN level:0dB, the other: minimum 15V 800mA 12 1 BLOCK DIAGRAM 2 11 INSTALLATION AND CONNECTION 10 INTRODUCTION Thank you choosing to purchase S-8M.As a professional compact mixer, it can bring you great quality and better reliability than ever before. It easy for you to get smooth,accurate, natural and open sound by using it and regarded as an ideal apparatus for gigs, recording and fixed PA installations. This unit is very easy to operate but we advise you to go through each section of this manual carefully. In this way you will get the best out of your Mixing Console. FEATURES · 4 mono inputs with gold plated XLR and Balanced TRS jack. · 4 stereo inputs with Balanced TRS jack. · GAIN control and +48V phantom power for mono inputs . · 3-band EQ on all mono channels and 2-band EQ on stereo channels plus 120Hz low cut filter on all mono channels. · 1 POST-fader AUX send for effect sends. · Peak LED in mono channel. · Built-in stereo USB Audio interface. · Built-in effects processor. · Built-in Bluetooth V5.3 player · Support U disk player/recorder 3 CONTROL ELEMENTS 1. MIC INPUT JACKS These are balanced XLR-type microphone input jacks. 2. LINE INPUT JACKS 1 These are balanced TRS phone-jack line inputs. You can connect either balanced or unbalanced phone plugs to these jacks. 2 3. GAIN CONTROL 3 Adjusts the input signal level. To achieve the best balance between S / N and dynamic range, adjust the level so that the peak LED indicator lights occasionally only on the highest input transients. For each channel the MIC input adjustment range of the Gain is 0 to 50dB and the sensitivity of line input is +20 to -30dB. 4 4. HI-Z 5 To change to a high impedance input, push the appropriate HI-Z switch. 6 5. LOW CUT By pressing this button you will activate a 120Hz low frequency filter with a slope of 18dB per octave. You can use this facility to reduce the hum noise infected by the mains power supply, or the stage rumble while using a microphone. 7 6. COMP CONTROL Adjust the amount of compression applied to the channel. Turn the knob to the right to increase the compression ration and the output gain will automatically adjusted. The result is smoother, more even dynamics because louder signals are attenuated which the overall level is boosted. 7. EQUALISER CONTROLS There are 3-band EQ on all mono input channel HI, MID and LOW band. There are 2-band EQ on the stereo channel HI, LOW band. All bands provide up to 15 dB of boost or cut. -- HIGH If you turn this control up, you will boost all the frequencies above 12 kHz (shelving filter). You will add transparency to vocals and guitar and also make cymbals crispier. Turn the control down to cut all frequencies above 12 kHz In such way, you can reduce sibilances of human voice or reduce the hiss of a Tape player. -- MID This control gives you from -15dB to +15dB boost or cut at 2.5KHz. It is useful for controlling voice. It can accurately polish your performance via adjusting this knob. 4 PRESET LIST 9 CONTROL ELEMENTS d). " " button Press the button to play or stop the playback/recording of current music audio. e)." "button Shortly press the each of two buttons to play previous or next songs. Or press and hold the each of two buttons for about 3 seconds to decrease or increase current volume. f). "M" button Press the button to switch to play/REC /BT as current mode, Switched to the "play" mode with corresponding solid green will light on. Switched to the "REC" mode with corresponding solid red will light on. Switched to the "BT" mode with corresponding solid blue will light on. 31. DIGITAL EFFECTS It displays the selected presets. 31 32. PROGRAM(PUSH) 32 Adjust this knob to select the right effect you wish to perform. There are totally 100 options for you: Echo, Tremolo, Plate, Chorus, Vocal, Rotary, Large Hall and versatile two-effect combination. 33 When you are satisfied the right preset, please push this knob to store this preset you want. 33. DFX/MUTE Disables the internal effects processor; in this case the red "PEAK" LED will be lit permanently. 34 35 36 34. POWER SWITCH This switch is used to turn the main power on or off. 35. DC Input Connect the supplied power adapter here. WARNING: Do not use any other kind of power adapter as alternatives. Doing so can cause severe damage to the mixer and will void your warranty. 36. USB PORT This USB port is used to connect the unit to PC with a transmission line. When it is in RECORD mode, it can connect with the MAIN MIX output; in the PLAYBACK mode, it can connect with the stereo channel 5/6. 8 CONTROL ELEMENTS -- LOW If you turn this control up, you will boost all frequencies below 80 Hz. You will give more punch to bass drum and bass guitar and make the vocalist more "macho". Turn it down, you will cut all the frequencies below 80 Hz. In this way, you can avoid low frequency vibrations and resonance thus preserving the life of your woofers. 8. AUX SEND CONTROLS This controls is used to adjust the level of the respective signal sent to AUX 8 bus and the adjustable range is from - to +10 dB . 9 9. PAN / BAL CONTROL The PAN control determines the stereo positioning of the channel signal on the 10 stereo L and R buses.The BAL control knob sets the balance between left and right 11 channels. Signal input through the stereo L/R bus. 10. PEAK LED When this LED blinks, it warns you that you are reaching signal saturation and possible distortion. From this LED you can adjust the correct level, not too strong to cause distortion and not too weak to be lost in noise. 11. LEVEL This control will adjust the overall level of this channel. If you set the LEVEL control in max, it's usually a sign that your GAIN is too low. If set the LEVEL control in min, your GAIN may be too high. 12. SIGNAL ASSIGN Through this button, the CH5/6 channel signal can be assigned to the MAIN or MONITOR channel. 12 13. LINE INPUT JACKS There are two groups of input jacks arranged on the front panel.They are organized in stereo pair and provided with 1/4" TRS sockets. It is used to connect the stereo device, plug both the left input and the right input. Using the left input if connect a mono input signal to the stereo channel, the output signal will appear on both sides. 13 14. USB PORT For connecting with USB memory. 15. LINE/Media Player 14 When the button sinks by pressing it,it will switch to the USB player mode, then the singal of USB PLAYER module sent to this channel. When the button rises by pressing it again, it will switch to the LINE mode, then the signal of LINE IN 15 will be sent to this channel. 16 5 CONTROL ELEMENTS 16. LINE/USB (PC) When the button sinks by pressing it,it will switch to the USB mode, then the USB singal can be sent to this channel. When the button rises by pressing it again, the LINE IN input singal will be sent to this channel. 17. FOOT SW. This socket is used to connect external footswitch for your convenient operation, it has the same function as DFX MUTE button. 17 18 19 18. PHONES This socket will be used to send out the mix signal to a pair of headphones. 19. AUX SENDS This 1/4" phone sockets is used to send out the signal from the AUX bus to external devices such as effects. 20. CTRL-ROOM These 1/4" phone sockets will be used to send the signal to studio monitor speakers or to a second set of PA. 20 21. RCA INPUT JACKS They are organized in stereo pair and provided with RCA sockets. It is used to connect the stereo device, plug both the left input and the right input. 22. MAIN MIX OUTPUT 21 These stereo outputs are supplied with both the XLR and 1/4" phone jacks and it is controlled by the Main Mix Level. 23. +48 Volt Phantom It is available only to the XLR MIC sockets. Never plug in a microphone when phantom power is already on. Before turning phantom power on, make sure that all faders are totally down. In this way, you will protect your stage monitors and main loudspeakers. 24. Main Mute The button can be used to mute the main signal of monitor, so that user can 23 22 monitor the signal of CH5/6 channel only. 25. MONITOR LEVEL This control is used to adjust the signal present at the monitor output, which can 24 be varied from - to +10 dB. 25 26. DFX LEVEL This control is used to assign the signal from FX to L-R. 26 6 CONTROL ELEMENTS 27. POWER LED This LED indicates when your mixer is powered. 27 28. OUTPUT LEVEL 28 This stereo 4 segments LED meter will indicate the level of overall output signal. 29 29. MAIN MIX LEVEL This fader is used to set the amount of signal sent to the main mix output. 30. BT FUNCTION a). USB port *Insert your U-disk into the port and then switch to the "play mode" or "REC mode" by pressing the "M" button, If under the "play mode"with solid green lighting, the music memorized in your U-disk will play. Selecting "USB/BT" mode for 7/8 channel and then it can connect to 7/8 stereo channel and the MAIN MIX output. *Pressing the "M" button to choose the "REC mode" with corresponding solid red lighting, then press the" " button with the red flashing, the audio from the main mix output will be recorded in your U-disk. b). Bluetooth connection *Press the M button to choose the "BT mode" with solid blue lighting. it will connect with your cell-phone with the name "S-BT" automatically. Then press the " " button to play the music memorized in your phone.Selecting "USB/BT" mode for 7/8 channel and then It can connect with 7/8 stereo input channel and the MAIN MIX output. *Each time when the unit powers on, it will search and connect with the latest BT device used automatically. The blue will keep flashing quickly during searching and the solid blue lights up once sucessful connection. It will stop searching if none BT device found within 60 seconds. Then please hold and press the " " button for 3 seconds to restart searching BT device. c). LED Indicator -- The Green LED If it enters the "Play mode" or the U-disk found and waiting for playing, the solid blue will light up and it will flash slowly (each every 1 second) if playing the audio files of U-disk. -- The Red LED If it enters the "REC" mode or the U-disk found and waiting for recording, the solid red will light up and it will flash slowly (each every 1 second) when playing the audio files in U-disk. -- The Blue LED If it enters the "BT"mode and under searching the BT devices, The blue will quickly flash(each every 0.5 second); If the BT sucessful connection but waiting for playback,the solid blue will light up; If the audio files is playing via BT, the blue will slowly flash(each every 1 second). 7