• Country
• Great Britain (UK)

• Manufacturer / Brand
• Marconi Co. (Marconiphone, Marconi's Wireless Telegraph Co. Ltd.), GB (not tubes - see also HMV His Master's Voice)

• Year
• 1938

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 101353

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

• Number of Tubes
• 5

• Valves / Tubes
• X63 KTW63 DH63 KT63 U50

• Main principle
• Superheterodyne (common); ZF/IF 465 kHz

• Wave bands
• Broadcast, Long Wave and Short Wave.

• Power type and voltage
• Alternating Current supply (AC) / 195-255 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil)

• Material
• Wooden case

• from Radiomuseum.org
• Model: 857 - Marconi Co. Marconiphone,

• Shape
• Tablemodel, low profile (big size).

• Dimensions (WHD)
• 435 x 415 x 250 mm / 17.1 x 16.3 x 9.8 inch

• Notes
• SW:13,5-50 m;
  MW:195-580 m;
  LW:1000-2000 m;
  Similar to the HMV 653 model.

• External source of data
• Marconi prospect

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

• Literature/Schematics (1)
• Trader sheet 334

• Author
• Model page created by Berislav Bradaric. See "Data change" for further contributors.

• Other Models

• Here you find 500 models, 334 with images and 316 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Marconi Co. (Marconiphone, Marconi's Wireless Telegraph Co. Ltd.), GB (not tubes - see also HMV His Master's Voice)