Audio Database
STA-20
Commentary

Tube type stereo general amplifier.

FM multi-circuit is mounted for FM stereo broadcast transmission.

Equipped with MAG terminal for record player.

Input / output terminal is mounted for tape recorder.

Equipped with AFC circuit.

Model Rating
Type Stereo receiver
Amplifier Unit
Output 7.5W+7.5W
Input sensitivity Phono MAG:4.5mV
Aux:125mV
Signal-to-noise ratio -45dB or more
Frequency characteristic 50 Hz to 15 kHz ± 1 dB
Tone control Bass : ± 10 dB (50 Hz)
Treble : Unknown
Tuner Section
Sensitivity FM : 5 μ V
Signal-to-noise ratio 20dB(400Hz)
Separation FM:30dB(1kHz)
<General>
External dimensions Width 600x Height 130x Depth 270 mm
Weight -