[Milsurplus] Another RU question

[Mike Hanz]

Yup - half the signal frequency of each coil set.  See 
http://aafradio.org/docs/RU-3.pdf page 179-180 for an explanation of its 
function.

On 8/21/2011 9:14 PM, Ian Wilson wrote:
> Does the BFO in the RU operate at half the signal frequency (when using the
> 6-9Mc/s
> coils, anyway)? When my RX is tuned for 7Mc/s, the BFO is at 3.5Mc/s. I am
> wondering
> whether it was designed this way, or some modification has been made.