| Type: | Doppler direction finder | 
| Approximate frequency range: | 10-200 MHz. Can be extended somewhat, depending on the antenna array design | 
| Resolution: | 22.5° / 16 LEDs | 
| Antenna system / Impedance: | ? / 50-75 ohm | 
| Power supply: | 11-14 VDC | 
| Current drain / power consumption: | ? mA | 
| Dimensions (W*H*D): | ? mm (?") | 
| Weight: | ? g (? oz) | 
| Manufactured: | England, 1982-198x (Discontinued) | 
| Other: |  | 
| Related documents: |  | 
| Modifications and fixes: |  | 
| Reviews: |  | 
| Applicable radios: | Most FM capable receivers |