R-104M

HF Radiostation

HF radio station of Soviet production, has entered the equipment of the Polish Army in the early 60s of last century as a modernized successor to radio R-104.

The radio is presented with the product to work as a portable radio - after adding additional equipment served as a radio car.

TECHNICAL DATA

Frequency range 1,5 - 4,25 MHz
Modulation amplitude modulation (AM)
telegraphy (CW)
Frequency change fluent tuning, plot scale at 10 kHz
Work without seeking and tuning ensured by built-in crystal calibrator and high stability heterodyne
Intermediate frequency 690 kHz
Output power 3,5 W on telegraphy and 1 W on audio (transmitter)
Sensitivity for receiving audio no worse than 8 μV
for receiving telegraph no worse than 4 μV
Control local and remote via the telephone line and the field telephone
Power 2 NiCd 2.4 V / 24 Ah
Lamps 12 x 2Ż27Ł, 2 x 4P1Ł and 1 x GU-50
Work time 24 hours, the relative time of reception to transmission 3:1 (on one set of batteries)
Weight approx. 28 kg (working set)