The R-855UM "Komar" (Mosquito) is a legendary piece of Soviet-era aviation history. Designed as a personal emergency transceiver for military pilots and cosmonauts, this "Variant C" model was a critical component of the NAZ-7M survival kits and ejection seats. It operates on the international distress frequency of 121.5 MHz, providing both voice communication and beacon signal capabilities for Search and Rescue (SAR) operations.
Condition: Used, Untested (Sold as a collectible).
Included: Radio unit with attached cable only (as shown in photos). No additional accessories or antenna included.
Operating Frequency: 121.5 MHz (Quartz crystal stabilized).
Modulation Type: Amplitude Modulation (AM).
Dimensions (Unit Only): 130 x 68 x 30 mm (5.12 x 2.68 x 1.18 inches).
Weight: 300 g (10.58 oz / 0.66 lbs).
Operational Range: Up to 16 km (9.94 miles) to aircraft at 1,000 m (3,280.84 feet) altitude.
Operating Temperature: -50°C to +50°C (-58°F to +122°F).
Multi-Mode Operation: The device features three primary tactile buttons on the side for field use:
ПРИЕМ (RX): Receiver mode for voice communication.
ПРД (TX): Transmitter mode for voice broadcasting via the internal microphone.
ТОН (Beacon): Activates the radio-location beacon (SOS signal) for automated tracking.
Ruggedized Construction: Housed in a distinctive yellow-painted metal casing designed to withstand extreme g-forces and harsh environmental conditions.
Interface Connectors:
Top Connector: For the Kulikov-type flexible whip antenna (antenna not included).
Bottom Cable: High-durability shielded cable for connection to an external "Priboy" battery pack or helmet communication system.
Internal Mic/Speaker: Features a perforated circular port on the front face for direct voice communication without external headsets.
Manual Controls: Includes a "ФИКСАТОР" (Lock) slider to hold the transmission mode active during prolonged emergency use.
Important Note: This item is in used condition and has not been tested for functionality. It is sold strictly as a historical collectible "as-is." Please refer to the high-resolution photographs for the exact physical condition of the unit. The sale includes only the radio and the attached cable—no batteries, antennas, or manuals are included.
Shipping: Worldwide shipping available with secure packaging. We offer combined shipping for multiple purchases.