Audio Database
SCA-35
Commentary

A compact tube type stereo pre-main amplifier utilizing the basic circuits of Mark-III and PAS-3X.

It has almost the same outline as the PAS-3X, but incorporates almost the same circuit as the Mark-III.

There was a special wood case sold separately.

Model Rating
Type Tube type stereo pre-main amplifier
Output 17.5W/17.5W (RMS, 1 kHz)
Harmonic distortion factor Not more than 1%
Cross modulation distortion factor Not more than 1%
Frequency bandwidth 20 Hz to 20 kHz
Tone control Bass : ± 12 dB (50 Hz)
Treble : ± 12 dB (15 kHz)
Input sensitivity Phono:4mV
High level:1V
Used vacuum tubes, etc. 12AX7 : 2 pieces
7199 : 2 pieces
6BQ5 : 4 Pieces
Silicon Diode : 2 pcs
Power consumption 110W
External dimensions Width 340x Height 108x Depth 267 mm
Weight 9 kg (according to 1974 catalog)
8.5 kg (according to 1976 catalog)
Sold Separately Wooden Case DW-2 (¥ 7,500, around 1976)