ER #300, May 2014


Issue Contents

0N1UL,Photographs of Hams
0WA2EJT,Photographs of Hams
2Hallicrafters HT-32, TheHanlon,Transmitters
10Replacing the VFO Coupling in Johnson TransmittersGriffin,Collecting/Repair/Restoration
13Selectivity Enhancement for the SCR-274-N and AN/ARC-5 HF Receivers, APlatt,Military
18Variable Isolated AC Power Source, AMarcellino,Construction
22Rebuilding the Hallicrafters SX-28Harlin,Collecting/Repair/Restoration
29Command Receivers - The Adapter Boxes, Part 1Long,Military
36Mysteries of the Rock Continue (Crystals)Ishmael,Miscellaneous - Technical


Electric Radio Issue 300

Additional information

Weight3.4 oz
Dimensions9 × 6 × .25 in