If you cultivate an interest in building radios it’s likely that you’ll at some point make a simple receiver. Perhaps a regenerative receiver, or maybe a direct conversion design, ...
Marked: "Crosley / Trirdyn Regular / Type No. 1121 / Manufactured by / The Crosley Radio Corporation / Cincinnati, U.S.A. / Serial No. 56721-D". Unit is a reflex-regenerative receiver employing a ...
Marked: "Grebe Radio / Richmond Hill, N.Y. / Type CR-8 / 150 to 1000 M. / Serial No. 868." Plate: "Licensed Under Armstrong Patent No. 1113149 Oct. 6, 1914 / For Amateur or Experimental Use Only. / ...
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