Communication systems and data transmission equipment
R-429 DIGITAL DECIMETRIC WAVE BAND RADIO-RELAY STATION
R-424 DIGITAL CENTIMETRIC WAVE BAND RADIO-RELAY STATION
R-101-5МN MULTIBAND MULTIFUNCTION MULTIMODE RADIO STATION WITH VARIABLE FREQUENCY-HOPPING RATE
Command telephone and loudspeaker communication equipment
AUTOMATED TELEPHONE COMMUNICATION SYSTEM
Data exchange equipment (modems)
REAL-TIME DATA TRANSMISSION EQUIPMENT (RMV-S)