| Brand | Drake |
|---|---|
| Type | VCO Circuit Board |
| Band | HF |
| Compatible Product | TR7 / TR7A |
Check the listing for details. Drake TR7 / TR7A VCO Circuit Board - Later Version. Condition: Used. Listed at 31.46 USD. Drake TR7 / TR7A VCO Circuit Board. This board also contains the phase detector and loop filter portion of the synthesizer used to produce a "locked" frequency condition when the VCO is tuned to the correct injection frequency.