4 1U Channel Class D Amplifier

Category：Power Amplifier &Multi-channel AMP

BASIC INFO

This is 4channel power amplifier high quality class d amplifier module designed for commercial and industrial public address applications. Rack mount design in 1U type and rated power is 4*120W.

Both balanced and unbalanced line inputs are available for each channel. Balanced line output feeds to another power amplifier as well as secures the signal transmission is less noise and longer distance. 70V, 100V speaker outputs are convenient for installation when selection different speaker matching. Complete protection includes clip, short circuit, high temp and overload. With indications for power, signal, clip, protection and temperature.

Specification:

Model	DAP4120	DAP4250	DAP4350	DAP4500	DAP4650	DAP41000
Channels	4	4	4	4	4	4
Rated power/channel	4*120W	4*250W	4*350W	4*500W	4*650W	4*1000W
Rated output voltage	70V/100V
Input sensitivity	775mVRMS(0dBV/balanced input); 100VRMS (100V unbalanced input
S/N Ratio	> 80dB
Input impedance	60K ohms (balanced), 20K ohms (priority), 100K ohms (100V unbalanced)
Frequency response	80Hz-15kHz (±3dB)
Total harmonic distortion	<0.3 % (1kHz)
Power Consumption			1150	2250	3000	4500
Power requirement	AC180-260V/50-60Hz DC24V(rated power -3dB)