Audio Database
B-60
Commentary

This is a simple pre-main amplifier with the performance of a professional amplifier in the design size for private use.

It is composed of a thin 1U size with left and right independent power transformers.

Both the preamplifier and power amplifier have a fully discrete circuit configuration.

The front panel is available in 2 colors, black and silver.

Model Rating
Type Pre-main amplifier
Preamplifier Section
Input sensitivity 500mV
Maximum power output 15V
Distortion factor Not more than 0.005% (3 v)
Signal-to-noise ratio 100dB
Frequency characteristic 20 Hz to 20 kHz ± 0.5 dB
Rear panel terminal Input terminal : 4 systems
Tape monitor : 1 system
Pre-out / Main-in : 1 system
Power Amplifier Unit
Output 100W + 100W (4 Ω)
60W + 60W (8 Ω)
Damping factor 500(20Hz)
Input sensitivity 0.775V/50k Ω
Distortion factor 0.01% or less
Signal-to-noise ratio 106dB
Frequency characteristic 5 Hz ~ 100 kHz (60W)
<General>
Power supply voltage 100 VAC, 50Hz/60Hz
Power consumption Up to 215W
External dimensions Width 432x Height 50x Depth 318 mm
Weight 5.8kg