Prima-400 airborne HF radio (basic version)
Family of airborne HF radio sets
Prima-400 radio sets are intended for telephone and datalink communication on fixed HF range frequencies between aircraft and ground communications centers. Prima-400 radios provide operation in the frequency range of 2.0000 to 29.9999 MHz with frequency spacing 100Hz.
There are different versions of Prima-400 – for civil aviation, as well as radio sets with adaptive communication.
Key features:
- Output power 400 W
- Powered from line supply of 115 V 400 Hz (3 phases)
- Small dimensions and weight
- Built-in test control system
- High reliability
Specifications
| Parameter | Value |
|---|---|
| Frequency range, MHz | 2.0000...29.9999 |
| Relative frequency error | 5*10-7 |
| Emission classes | |
| - Telephone | J3E, H3E/A3E |
| - Telegraph | А1А |
| Receiver sensitivity, μV | 1 (J3E) |
| Quantity of programmed channels | 40 |
| Emission power (peak), W | 400 |
| Frequency spacing, Hz | 100 |
| Cyclicity (Tx/Rx), min | 5:5 |
| Mean tuning time, s, max | 2 |
| Power supply | 115 V 400 Hz |
| Interfaces | |
| GOST 18977 | 2 channels |
| RS-422 | 2 channels |
| RS-232 | 1 channel |
| Operating temperature, °С | -55 +60 |
| Weight, kg | 22 |
