• Country
• United States of America (USA)

• Manufacturer / Brand
• McElroy, T.R.; Boston MA

• Year
• 1941/1942

• Category
• Morse-Equipment & TTY, RTTY, TDD etc.

• Radiomuseum.org ID
• 161085

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• - - No sound reproduction output.

• Material
• Various materials

• from Radiomuseum.org
• Model: S-600-SC Speedkey - McElroy, T.R.; Boston MA

• Shape
• Tablemodel, with any shape - general.

• Notes
• The radio catalog from Allied Radio features the McElroy keys (or "bug") on one page with more than 20 models. The most expensive is this model McElroy S-600-PC semi-automatic Speedkey which costs as article 76-000 = platinum alloy contacts $ 11.85 or as 76-001 (model S-600-SC = with silver contacts) $ 9.50.

• Price in first year of sale
• 10.00 $

• Literature/Schematics (1)
• Allied Radio Catalog (Knight) (Catalog for 1942, page 136.)

• Author
• Model page created by Ernst Erb. See "Data change" for further contributors.

• Other Models

• Here you find 33 models, 33 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from McElroy, T.R.; Boston MA