US-9 Radio receiver
Made in USSR Aircraft radio receiver US-9 “Solovej” is based on the US receiver BC-348N.
Coverage 0,2-0,5 and 1,5-18 MHz in six ranges. AM/CW receiver for airborne purposes. Intermediate frequency 915 kHz. Powered by on-board network, a DC 27 V or AC 115 V to 400 Hz, via the built-umformer. In later versions, instead of worth umformera transistor voltage converter. Fans put in its place the transformer from the mains power supply 220 V 50 Hz. Power Consumption – 35 Watts. Dimensions – 245 × 465 × 275 mm. Weight – 17 kg.
Scheme receiver US-9 before 1960 model year