YAMAHA EMX312SC
Powered Mixer 12 ch.
คุณสมบัติ
12 Input (8 XLR, with Stereo Input)
Compressor Limiter on Input 1 - 4
300 Watt x 2 @ 4 Ohms
GEQ 7 Band x 2 (Main ST, Monitor)
SPX Digital Effect (16 Program)
Foot Switch Effect On/Off
EEEngine Technology; Yamaha Speaker Processing
| Outline | EMX212S | EMX312SC | EMX512SC | |
|---|---|---|---|---|
| Mixing capability | Mixing channels | 4 Mono + 4 Stereo +Return | 4 Mono + 4 Stereo | 4 Mono + 4 Stereo +Return |
| AUX | 1 (Effect Send) | 1 (Effect Send) | 1 (Effect Send) | |
| MAIN | Stereo | Stereo | Stereo | |
| Input channel functions | CH1-4 Compressor; 3-band PEQ; CH5-8: 3-band PEQ | CH1-4 Compressor; 3-band PEQ; CH5-8: 3-band PEQ | CH1-4 Compressor; 3-band PEQ; CH5-8: 3-band PEQ | |
| On-board processors | SPX, 2x 7-band GEQ, YSProcessing | SPX, 2x 7-band GEQ, YSProcessing | SPX, 2x 7-band GEQ, YSProcessing | |
| I/O | Mic inputs | 8 | 8 | 8 |
| Phantom power | +15V DC; ON/OFF | +15V DC; ON/OFF | +15V DC; ON/OFF | |
| Line inputs | 4x Stereo | 4x Stereo | 4x Stereo | |
| Control and others | Foot switch, StandBy (All mute) | Foot switch, StandBy (All mute) | Foot switch, StandBy (All mute) | |
| On-board amplifiers | Maximum output power @4ohms | 220W/ch | 300W/ch | 500W/ch |
| Maximum output power @8ohms | 120W/ch (100V model), 130W/ch (120V model), 130W/ch (220-240V model) | 190W/ch (100V model), 190W/ch (120V model), 180W/ch (220-240V model) | 370W/ch (100V model), 350W/ch (120V model), 320W/ch (220-240V model) | |
| Output selection | L/R, L+R/Monitor | L/R, L+R/Monitor | L/R, L+R/Monitor | |
| General specifications | EMX212S | EMX312SC | EMX512SC | |
| Total harmonic distortion | Less than 0.3% | Less than 0.3% | Less than 0.3% | |
| Frequency response | 0, +1.0, -3dB 20Hz-20kHz | 0, +1.0, -3dB 20Hz-20kHz | 0, +1.0, -3dB 20Hz-20kHz | |
| Hum & noise level | Equivalent input noise | -115dBu | -115dBu | -115dBu |
| Residual output noise | -65dBu (Speaker out); -90dBu (Line out) | -65dBu (Speaker out); -90dBu (Line out) | -65dBu (Speaker out); -90dBu (Line out) | |
| Crosstalk | -65dB | -65dB | -65dB | |
| Protection circuit | Load protection | Power switch on/off mute, DC-fault (power supply shutdown/manual reset), Clip limiter (≧THD 1%; compression) | Power switch on/off mute, DC-fault (power supply shutdown/manual reset), Clip limiter (≧THD 1%; compression) | Power switch on/off mute, DC-fault (power supply shutdown/manual reset), Clip limiter (≧THD 1%; compression) |
| Amplifier protection | Thermal (heatsink temp ≧90 degrees celsius; output mute/auto reset), Vl limiter (RL ≦2ohms) | Thermal (heatsink temp ≧90 degrees celsius; output mute/auto reset), Vl limiter (RL ≦2ohms) | Thermal (heatsink temp ≧90 degrees celsius; output mute/auto reset), Vl limiter (RL ≦2ohms) | |
| Power supply protection | Thermal (heatsink temp ≧100 degrees celcius; power supply shutdown/manual reset) | Thermal (heatsink temp ≧100 degrees celcius; power supply shutdown/manual reset) | Thermal (heatsink temp ≧100 degrees celcius; power supply shutdown/manual reset) | |
| Power requirements | Depend on area of purchase; AC100V, 120V or 220-240V; 50/60Hz | Depend on area of purchase; AC100V, 120V or 220-240V; 50/60Hz | Depend on area of purchase; AC100V, 120V or 220-240V; 50/60Hz | |
| Power consumption | 350W | 450W | 550W | |
| Dimensions | W | 442.5mm; 17-7/16in | 442.5mm; 17-7/16in | 442.5mm; 17-7/16in |
| H | 284mm; 11-3/16in | 284mm; 11-3/16in | 284mm; 11-3/16in | |
| D | 264mm; 10-3/8in (7U) | 264mm; 10-3/8in (7U) | 264mm; 10-3/8in (7U) | |
| Net weight | 8kg; 17.6lbs | 8kg; 17.6lbs | 8kg; 17.6lbs | |
| Accessories | Owner’s Manual, AC power cord, 2x Rubber stabilizer | Owner’s Manual, AC power cord, 2x Rubber stabilizer | Owner’s Manual, AC power cord, 2x Rubber stabilizer | |


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