![]() ![]() It belonged to my namesake, Donald Shure Nelson who was in the Army Air Corp during WWII and was lost over the Mediterranean. I still have it but not the headphones as well as the original assembly manual. The bass actually could be heard on this crystal set. I found that if I slightly loosened the ear caps of the headphones, the frequency response would reach a lot lower. Schematics Heathkit Brand, Crystal Receiver CR-1 (1) Click on the schematic thumbnail to request the schematic as a free document. Of course, the wire coming into the room was aircraft wire!Īt an early age, I appreciated the better sound that could be had with audio equipment. He went into the attic and strung an antenna around the roof rafters and connected another wire to the drain pipe. HEATHKIT CR-1 Crystal Receiver Schematic Diagram Assembling Service Manual. He also owned and built Heathkit test equipment and then got into HiFi with kits from Allied Radio Knight-Kits.Īt an early age, he built a Heathkit CR-1 for me. UNBUILT Heathkit crystal radio CR-1 vintage AM receiver reproduction DIY kit. Knightkit Ocean Hopper regenerative radio with one coil extra hole in front panel. I didn't understand it but messed about with it. Two boxes of an unbuilt Heathkit radio model EK-2 no manual. As a kid, I was always interested in electronics. ![]()
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