[Lowfer] exciter for 137 and 500 kHz

[jrusgrove at comcast.net]

Nothing earth shattering ... another way to skin the cat. The 137 and 500 kHz units have been in use 
for a few years ... just now getting around to the write up.

http://www.w1vd.com/137-500Phasingexciter.html

Jay W1VD  WD2XNS  WE2XGR/2

* simple to mod for 185 kHz *