Yamaha XMV4280 Power Amplifier

Output Power 1kHz, THD N = 1% 4Ω 280W x 4
8Ω 280W x 4
4Ω/ Double Power Mode 560W x 2
8Ω/ Double Power Mode 560W x 2
High impedance 100V line 250W x 4 / 40 Ω
70V line 250W x 4 / 20 Ω

Voltage Gain RL=8Ω 31.7dB
RL=8Ω / Double Power Mode 34.7dB
100V 38.2dB
70V 35.2dB

Input Sensitivity RL=8Ω 4dBu

S/N Ratio A-weighted ≥ 100dB

Power Consumption 1/8 power (4 Ω pink noise) 250W
Idle (4 Ω) 37W
Standby 18.5W

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)
Speaker Output Barrier strip x 4 pairs
Network RJ45 x 1
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)
Power Supply Protection Thermal: Amplifier shuts down automatically (heatsink temp ≥100°C) ,
Integrated power: Gain reduction (Restored automatically)

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 8.1kg (17.9lbs)