SPECIFICATION  技术参数

Model:MA-1220

Power:650W×4（8Ω）、1300W×2（4Ω）

Input sensitivity: 0dB(0.775v)/1.4v/26dB

Input impedance: 30KΩ(balanced) 15KΩ(balanced, pearled)

Fre. Response: 20Hz-20KHz(-o.5dB)

Phase Reponses: ±1º@20Hz／±15 º@20KHz

Slew rate: ≤30v/us

Damping factor:＜300:1(@1KHz)

Cross-talk:≥90dB(@1KHz)

HUM&Noise：＞100dB

Iner-modulation distortion：≤0.05%(spite method 60Hz&7KHz,4:1 ratio)

Protections：Temperature, DC,sub/ultra-sonic, short circuit.IGM,output

Controls：2 front panel attenuator rear panel ground lift jumper

Connectors：Female XLF (pin2+),5-way output binding posts

Power supply：220v/50Hz-60Hz

Dimension(L*H*D)mm：483×132×500

Weight：38KG