[Milsurplus] BC-9 Loop Test: Scratching My Head.

[David Stinson]

AWESOME, Bruce!  Many thanks.

----- Original Message ----- 
From: "Bruce MacMillan" <bruce-macmillan3 at sky.com>


> For those that might want to understand the principle of the 
> set, Al Klase has the manual available at:
> http://www.skywaves.ar88.net/mil/SCR-77/radio%20pamphlet%206%20scr-77-a.pdf
>
> It appears to be an autodyne radio, popular in the 1930s.