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Classified: CS-137 Crystal Set complete

Date Posted By Category User IP Address
2019-08-27Login requiredCrystalsLogin required
US Army Signal Corps CS-137, dual compartmented crystal case, with complete set of 120, FT-243 crystals -- channels 270 (5675 kc) through channel 389 (8650 kc) inclusive in 25KHz steps; all checked good! $300