Realistic STA-15 receiver

Quatravox is an effect that simulate the echo in live arenas. It can be called the early "surround" sound effect.

-Origin: Korea
-Year(s):1975-1976
-MSRP: $119
-Power output: 3.5 Watts/channel 8ohms
-Frequency response: 30-20khz
-Consum: 50W
-Preamp controls: Bass - Treble - Balance
-Selector: AM - FM - Phono - Aux
-Buttons: Mono - Quatravox (requires 4 speakers connected)
-Speakers selection: A & B (2 pairs)
-Extra informations: Phones Jack
-Dimension: 16 1/4"W X 4 3/8"H X 10 3/4"D
-Case: Front: Plastic/aluminium plated - Cover: Wood.
-Weight:
-Status: in hand.