เครื่องขยายเสียง ยี่ห้อ YAMAHA รุ่น XMV8280-D
Specs
| Model | XMV8280 | XMV8140 | XMV8280-D | XMV8140-D | ||
|---|---|---|---|---|---|---|
| Output Power | 1kHz, THD+N = 1% | 4Ω | 280W x 8 | 140W x 8 | 280W x 8 | 140W x 8 |
| 8Ω | 280W x 8 | 140W x 8 | 280W x 8 | 140W x 8 | ||
| 4Ω/ Double Power Mode | 560W x 4 | 280W x 4 | 560W x 4 | 280W x 4 | ||
| 8Ω/ Double Power Mode | 560W x 4 | 280W x 4 | 560W x 4 | 280W x 4 | ||
| High impedance | 100V line | 250W x 8 / 40 Ω | 125W x 8 / 80 Ω | 250W x 8 / 40 Ω | 125W x 8 / 80 Ω | |
| 70V line | 250W x 8 / 20 Ω | 125W x 8 / 40 Ω | 250W x 8 / 20 Ω | 125W x 8 / 40 Ω | ||
| Voltage Gain | RL=8Ω | 31.7dB | 28.7dB | 31.7dB | 28.7dB | |
| RL=8Ω / Double Power Mode | 34.7dB | 31.7dB | 34.7dB | 31.7dB | ||
| 100V | 38.2dB | 38.2dB | 38.2dB | 38.2dB | ||
| 70V | 35.2dB | 35.2dB | 35.2dB | 35.2dB | ||
| Input Sensitivity | RL=8Ω | +4dBu | ||||
| S/N Ratio | A-weighted | ≥ 100dB | ||||
| Power Consumption | 1/8 power (4 Ω pink noise) | 450W | 250W | 450W | 250W | |
| Idle (4 Ω) | 73W | 73W | 73W | 73W | ||
| Standby | 23W | 23W | 23W | 23W | ||
| THD+N | 1kHz, half power | ≤ 0.2% | ||||
| Frequency Response | RL=8Ω, 100V/70V, Po=1W, 20Hz – 20kHz | 0dB, ±1.0dB | ||||
| Crosstalk | 1kHz, half power, 8 Ω, Att. max, input 150 Ω shunt | ≤ -60dB | ||||
| Maximum Input Level | +24dBu | |||||
| Input Impedance | 20kΩ (balanced), 10k Ω (unbalanced) | |||||
| Connectors | Analog Input | Euroblock x 2 (6P, balanced) | ||||
| Digital Input / Output | RJ45 x 2 (YDIF IN / OUT) | RJ45 x 2 (Dante PRIMARY / SECONDARY) | ||||
| Speaker Output | Barrier strip x 8 pairs | |||||
| Network | RJ45 x 1 | Shared with Dante ports | ||||
| Remote, Fault Output | Euroblock (3P) x 1 | |||||
| AC IN | AC Inlet x 1 | |||||
| Protection circuit | Load Protection | POWER switch on/off: Output mute, DC-fault: Power supply shuts down, Clip limiting | ||||
| Amplifier Protection | Thermal: Output mute (heatsink temp ≥90°C) (Restored automatically), Overcurrent: Output mute (Restored automatically), Low load impedance: Output mute (Restored automatically) |
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| Power Supply Protection | Thermal: Amplifier shuts down automatically (heatsink temp ≥100°C) , Integrated power: Gain reduction (Restored automatically) |
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| Cooling Fan | 3-Speed fan x 2, front-to-back airflow | |||||
| Power Requirements | 100V, 120V, 230V-240V; 50Hz/60Hz | |||||
| Dimensions | W | 480mm (18.9″) | ||||
| H | 88mm (3.5″) | |||||
| D | 422mm (16.6″) | |||||
| Weight | 10.1kg (22.3lbs) | |||||
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