• Country
• Great Britain (UK)

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

• Year
• 1920 ??

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 311116

• Number of Tubes
• 3

• Valves / Tubes

• Power type and voltage
• Storage and/or dry batteries

• Loudspeaker
• - For headphones or amp.

• Material
• Wooden case

• from Radiomuseum.org
• Model: Amplifier valve C Mk IV [No 504 W.D.S.F C.] - MILITARY U.K. different makers

• Dimensions (WHD)
• 270 x 240 x 170 mm / 10.6 x 9.4 x 6.7 inch

• Net weight (2.2 lb = 1 kg)
• 3.7 kg / 8 lb 2.4 oz (8.15 lb)

• Author
• Model page created by Musée des Radios Museum. 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)