ER #386, August 2021


Issue Contents

2The 40-80 Popular Pentode Quad AmpTom Marcellino, W3BYM
7Time Travel: "Interning" with Art Collins in 1933Gary Halverson, K6GLH
13A Final Word about the Fowler R-390As?Paolo Viappiani,
24The APR-14 Radar ReceiverGary Geissinger, WAØSPM
35Raytrack: A Columbus, OH Manufacturer of Linear AmplifiersGeorge Misic, KE8RN
37A Cure for Conar 500 BFO Hum?Charlie Liberto, W4MEC
40Vintage NetsER Readers,
41Classified AdvertisingER Readers,