"ARZ-51"

Set Of Tubes:
6A10S, 6B8S, 6P6S, 6Z5S.
Schematic diagram here

BASIC TECHNICAL DATA.

Frequency Range.............................................................LW 150-415 KHz (2000-723 m)
MW 520-1600 KHz (577-187 m)

Intermediate Frequency.........................................................................................110 KHz

Sensitivity, less than............................................................................................. 300 mkV

Reception Selectivity (frequency deviation +/-10 KHz), no less than.......................... 20 dB

Second Channel Suppression, not less than................................................................15 dB

Audio Frequency Response............................................................................200-3000 Hz

Power Output (total distortion 10%)..........................................................................0,5 W

Power Consumption...................................................................................................40 W