Audio Database

Picture of VSA-30
Commentary

AV surround pre-main amplifier for audio and visual.

It is equipped with a surround circuit to reproduce the reality of movie theaters and concert halls.
It also has a built-in simulated stereo circuit that converts mono sound into expanded sound.

With built-in 45W + 45W power amplifier on the front side and 17W + 17W power amplifier on the surround side, you can reproduce sound field space just by connecting 4 speakers.

It comes with a wired remote control that can adjust the volume of the front and surround independently.

It is equipped with four audio input terminals and two video input terminals, two sy power terminals, and two video and audio input switching circuits.

Equipped with monitor television outputs.

Model Rating
Type AV surround pre-main amplifier
Maximum Practical Output (1 kHz, THD10%, 8 Ω) Front : 45W + 45W
Surround : 17W + 17W
Input Sensitivity / Impedance Audio part
Phono MM : 2.5mV/50k Ω
Video Disc, Tuner, CD, Tape Play, VTR : 150mV/50k Ω
Video part
Video Disc, VTR : 1Vp-p/75 Ω, unbalanced
Maximum Allowable Input (1 kHz, 0.4% THD) Phono MM:120mV
Output Level / Impedance Audio part
Tape Rec, VTR Out : 150 mv
Video part
VTR, Video Out : 1Vp-p/75 Ω, unbalanced
Frequency characteristic Phono MM : 30 Hz to 20 kHz ± 0.5 dB
Tuner, CD, AUX : 10 Hz to 40 kHz + 1 -3dB
Tone control Bass : ± 10 dB (100 Hz)
Treble : ± 10 dB (10 kHz)
Signal-to-noise ratio (front, IHF
A network, short circuit)
phono MM:72dB
Tuner, CD, Tape Play, VTR, Video Disc : 95 dB
Power supply voltage 100 VAC, 50Hz/60Hz
Power consumption (Electrical Appliance and Material Control Law) 100W
External dimensions Width 420x Height 98.5x Depth 286 mm
Weight 6.2kg
Attachment Wired Remote Control RU-101R (7m)