• Country
• Great Britain (UK)

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

• Year
• 1943

• Category
• Military transmitter

• Radiomuseum.org ID
• 203940

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Tubes
• 3

• Valves / Tubes
• ATS25 ATS25 5U4G

• Main principle
• Transmitter

• Wave bands
• Short Wave (SW only)

• Power type and voltage
• Line / Storage batteries (perhaps also batteries) / 230 / 12 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: Wireless Sender no.76 - MILITARY U.K. different makers

• Shape
• Boatanchor (heavy military or commercial set >20 kg).

• Dimensions (WHD)
• 12 x 8.25 x 12.25 inch / 305 x 210 x 311 mm

• Notes
• Wireless Set No.76: long distance CW transmitter covering six crystal controlled channels in the 2 - 12 MHz range, CW (A1), p_out 9 Watts.
  The station can be powered by 12 V DC (two 6V accumulators 40 Ah), 500 HT is generated by a rotary transformer in Power Supply Unit No.18; for mains operation a Supply Unit, Rectifier, No.14 is used.
  For standard use, a Aerial 110 ft, No.1 is used, the horizontal wire is supported by two 12 foot masts.
  Wireless Set No.76 is a easily transportable long range CW transmitter for hand operated CW communications, in earlier days, a receiver R109 has been used in conjunction with the Wireless Set No.76, after WWII, this has been replaced by a R209.
  To maintain contact from troops to British Airborne Division Headquarters ("Rear Link"), for BBC War correspondents ans reports from outposts to the War Office, a long distance CW transmitter was needed. After having used the Admiralty Transmitter 5G, the SRDE developed Wireless Set No.X66 in 1942 and the final version Wireless Set No.76 has been introduced in 1943, 2500 sets have been built. They have been used in parachute drops as well as animal packed, Wireless Set No.76T stands for the tropicalised version.

• Net weight (2.2 lb = 1 kg)
• 30 lb (30 lb 0 oz) / 13.620 kg

• Mentioned in
• Wireless for the Warrior Vol. 1, L. Meulstee

• Author
• Model page created by Martin Bösch. See "Data change" for further contributors.

• Other Models

• Here you find 151 models, 117 with images and 48 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from MILITARY U.K. (different makers for same model)