R-802 radio stations or RSIU-5
Aircraft VHF radio, working on the phone. In the frequency band 100 to 150 MHz, it can operate on 601 channels, with the possibility of pre-tuning 20 frequencies, switchable during operation.
Transmitter power 18 - 20 W.
Also used as "ground" with local operator control.
Source
Let-51-70 - RTZ systems and devices, edition I. from 1967 and edition II. of 1982
Aircraft VHF radio, working on the phone. In the frequency band 100 to 150 MHz, it can operate on 601 channels, with the possibility of pre-tuning 20 frequencies, switchable during operation.
Transmitter power 18 - 20 W.
Also used as "ground" with local operator control.
Source
Let-51-70 - RTZ systems and devices, edition I. from 1967 and edition II. of 1982