August 1940 QSTARRL's QST magazine. Here is a list of the QST articles I have already posted. All copyrights are hereby acknowledged.
|New Radio Control Gear for Model Airplanes, by C. E. Bohnenblust||9|
|The Fixed "Rotary" Beam Antenna, by Arthur H. Lynch||28|
|Amateurs Honor Hiram Percy Maxim||45|
Posted October 8, 2015