Technical Characteristics
The AN/PRC 77 consists of the RT-841 transceiver and minor components. It can provide secure voice (X-mode) transmission with the TSEC/KY-57 voice encryption device, but is not compatible with the SINCGARS frequency hopping mode.
| Channels: | 920 channels across two bands using 50 kHz steps |
|---|---|
| Frequency Ranges: | 30.00 to 52.95 MHz (Low Channel); 53.00 to 75.95 MHz (High Channel) |
| Estimated Range: | 8 km (5 mi) Dependent on conditions |
| Power Output: | 1.5 W to 2.0 W ttt |
| Power Source: | BA-4386/U, BA-398/U or BA-55984 or a nickel-cadmium rechargeable battery cassette. |
| Antenna: | AT-271A/PRC 10 ft (3.0 m) multi-section whip "Static" Whip-a-way, or AT-892/PRL-24 3 ft semi-rigid steel tape "Bush-whip", |
| Type of Service: | 30K0F3E Manpack field radio |
| Weight: | 13.75 lb (6.2 kg) |
| Note: | A modified version of the AN/PRC-77 is available and is designated AN/PRC-1177. This version has been enhanced to allow a smaller channel step of 25 kHz and to reduce voice bandwidth to 6 kHz. These features combine to double the number of available channels to 1840. |
Read more about this topic: AN/PRC-77 Portable Transceiver
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