UM-4600
 
Detailed parameters:8Ω:600W x 4,4Ω:900W x 4
 
Frequency Response:20 Hz-20k Hz(+0/-0.5dB)
 
Total Harmonic Distortion:<0.05%
 
Signal/Noise Ratio:> 96dB
 
Damping Coefficient:>300
 
Stereo Crosstalk:> 60dB
 
Slew Rate:>12V/us
 
Input Sensitivity:0.775V/1.0V/32dB
 
Input Impedance:20kΩ/10kΩ
 
Input Gain Range:38.20dB
 
model:Air flow from front to rear
UM-4800
 
Detailed parameters:800Wx4/8Ω, 1200Wx4/4Ω
 
Frequency Response:20 Hz-20k Hz(+0/-0.5dB)
 
Total Harmonic Distortion:<0.05%
 
Signal/Noise Ratio:> 96dB
 
Damping Coefficient:>300
 
Stereo Crosstalk:> 60dB
 
Slew Rate:>12V/us
 
Input Sensitivity:0.775V/1.0V/32dB
 
Input Impedance:20kΩ/10kΩ
 
Input Gain Range:38.20dB
 
model:Air flow from front to rear
UM-700
 
20 Hz-22 kHZ @01%THD
 
8ΩPerChannelOutput:650W
 
4Ω PerChannelOutput:780W
 
8Ω Bridged-Mono Output:1170W
 
4Ω Bridged-MonoOutput:1560W
 
Distortion Factor:<0.1%
 
Frequency Response(1W,8Ω+0/-1dB ):20Hz-20kHz
 
Attenuation Factor:>300@8Ω
 
Unweighted(20Hz-20kHz):-100dB
 
Gain:56X
 
Input Sensitivity V RMS(@8Q):0dB,1V3dB
 
Input Impedance:10kΩ( unbalanced)
 
20kΩ(balanced
)
UM-900
 
20 Hz-22 kHZ @01%THD
 
8ΩPerChannelOutput:850W
 
4Ω PerChannelOutput:1020W
 
8Ω Bridged-Mono Output:1530W
 
4Ω Bridged-MonoOutput:2040W
 
Distortion Factor:<0.1%
 
Frequency Response(1W,8Ω+0/-1dB):20Hz-20kHz
 
Attenuation Factor:>300@8Ω
 
Unweighted( 20 Hz -20k Hz):-100dB
 
Gain:56X
 
Input Sensitivity V RMS (@8Ω ):0dB,1V3dB
 
Input Impedance:10kΩ(unbalanced)
 
20kΩ(balanced)
UM-1000
 
20 Hz-22 kHZ @01%THD
 
8ΩPerChannelOutput:1000W
 
4Ω PerChannelOutput:1280W
 
8Ω Bridged-Mono Output:1900W
 
4Ω Bridged-MonoOutput:2250W
 
Distortion Factor:<0.1%
 
Frequency Response(1W,8Ω+0/-1dB ):20Hz-20kHz
 
Attenuation Factor:>300@8Ω
 
Unweighted(20Hz-20kHz):-100dB
 
Gain:66X
 
Input Sensitivity V RMS(@8Ω ):0dB,1V3dB
 
Input Impedance:10kΩ( unbalanced)
 
20kΩ(balanced)
UM-1300
 
20 Hz-22 kHZ @01%THD
 
8ΩPerChannelOutput:1300W
 
4Ω PerChannelOutput:1650W
 
8Ω Bridged-Mono Output
 
4Ω Bridged-MonoOutput
 
Distortion Factor:<0.1%
 
Frequency Response(1W,8Ω+0/-1dB):20Hz-20kHz
 
Attenuation Factor:>300@8Ω
 
Unweighted( 20 Hz -20k Hz):-100dB
 
Gain:90X
 
Input Sensitivity V RMS(@8Ω ):0dB,1V3dB
 
Input Impedance:10kΩ( unbalanced)
 
20kΩ(balanced)