• Country
• Great Britain (UK)

• Manufacturer / Brand
• GEC, General Electric Co Ltd., GENALEX; London

• Year
• 1933/1934

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 147949

• • Brand: Gecophone

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

• Number of Tubes
• 8

• Valves / Tubes
• VMS4 VMS4 ML4 VMP4 MH4 MHD4 MPT4 U14

• Main principle
• Superhet with RF-stage; ZF/IF 125 kHz

• Tuned circuits
• 7 AM circuit(s)

• Wave bands
• Broadcast (MW) and Long Wave.

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

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

• Power out
• 1.5 W (unknown quality)

• Material
• Wooden case

• from Radiomuseum.org
• Model: 8-Valve Superhet BC3480 - GEC, General Electric Co Ltd.,

• Shape
• Tablemodel, with any shape - general.

• Notes

• Suffix L denotes additional 120 V mainstransformer tap. Same chassis used in BC3484 and BC3488.

  Osram Valve Guide, August 1938 shows following tubes:
  VMS4, VMS4, ML4, VMP4G, MHD4, MH4(uncanistered catkin), MKT4, U14

• Literature/Schematics (1)
• "Radio Schakelingen" (J.G.R. van Dijck)

• Author
• Model page created by Gidi Verheijen. See "Data change" for further contributors.

• Other Models

• Here you find 443 models, 287 with images and 237 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from GEC, General Electric Co Ltd., GENALEX; London