Antennas: symmetrical 200 ohms asymmetric 400 ohms oblique beam, rod
Power supply: mains, battery 12.5 V
Composition of the set: receiver, power supply, backup blocks, documentation.
Receiver dimensions: 450 x 370 x 335
Power supply unit dimensions: 310 x 360 x240
Weight: 33 + 14 kg
URL : https://www.valka.cz/SOV-R-309-radiovy-KV-prijimac-t38034#143925
Version : 0
Nickname " Barley". Declared sensitivity better than 0.6 microV for A1 and 3 microV for A3. Serial production from 1967 to 1982. The price of production was about 2.5 times higher than at R-250 and in the USSR represented the price of two Volga vehicles. Together with the R-721, it was the last purely electronic receiver manufactured for the army in the USSR.
Source: Krasnye uši (Moscow 2004)
URL : https://www.valka.cz/SOV-R-309-radiovy-KV-prijimac-t38034#296801
Version : 0
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