• Country
• United States of America (USA)

• Manufacturer / Brand
• MILITARY U.S. (different makers for same model)

• Year
• 1941 ??

• Category
• Miscellaneous (Other, Various) - see notes

• Radiomuseum.org ID
• 194625

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• - - No sound reproduction output.

• Material
• Various materials

• from Radiomuseum.org
• Model: Crystal HC-6/U - MILITARY U.S. different makers

• Dimensions (WHD)
• 18 x 25.5 x 7.5 mm / 0.7 x 1 x 0.3 inch

• Notes
• Crystal HC-6/U: Crystal used in WW2-era USAF HF and VHF transmitters;
  HC-6/U (=HC36/U, HC48/U);
  Crystal Unit 18mm wide x 7.5mm x 19.5mm tall; Pin spacing 12.3mm and pin diameter 1.3mm x 6mm long.

• Net weight (2.2 lb = 1 kg)
• 0.050 kg / 0 lb 1.8 oz (0.11 lb)

• Author
• Model page created by Emilio Focosi. See "Data change" for further contributors.

• Other Models

• Here you find 398 models, 350 with images and 210 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from MILITARY U.S. (different makers for same model)