• Country
• United States of America (USA)

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

• Year
• 1957 ?

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 86691

• Number of Tubes
• 13

• Valves / Tubes
• 6AH6 6AH6 12AU7 6AH6 6AH6 6J6 6AH6 6AH6 6C4 5Y3GT 0A2 6C4 6C4 6AK6

• Wave bands
• Wave Bands given in the notes.

• Power type and voltage
• Alternating Current supply (AC) / 115/230 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 5 cm = 2 inch

• Power out
• 2 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: Signal Generator SG-12/U - MILITARY U.S. different makers

• Shape
• Rack

• Dimensions (WHD)
• 457 x 306 x 342 mm / 18 x 12 x 13.5 inch

• Notes
• Designed primarily for use with components of the standardized series radio sets, such as Receiver-Transmitters RT-66/GRC, RT-67/GRC and RT-70/GRC. Frequency range 19,5 to 102 MHz, built in modulator. IF from 1,4 to 15 MHz. SG-12/U is housed in a gray metal dust cover.

• Net weight (2.2 lb = 1 kg)
• 32.6 kg / 71 lb 12.9 oz (71.806 lb)

• Source of data
• - - Data from my own collection

• Mentioned in
• -- Original-techn. papers. (TM11-1257)

• 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)