- Country
- Great Britain (UK)
- Manufacturer / Brand
- Columbia Graphophone Co.; London
- Year
- 1948 ?
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 256219
- Number of Tubes
- 4
- Main principle
- Superheterodyne (common); ZF/IF 365 kHz; 2 AF stage(s)
- Tuned circuits
- 6 AM circuit(s)
- Wave bands
- Broadcast (MW) and Long Wave.
- Power type and voltage
- Dry Batteries / 1,5 & 67,5 Volt
- Loudspeaker
- Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 7 cm = 2.8 inch
- from Radiomuseum.org
- Model: P20BX - Columbia Graphophone Co.;
- Shape
- Very small Portable or Pocket-Set (Handheld) < 8 inch.
- Dimensions (WHD)
- 170 x 90 x 120 mm / 6.7 x 3.5 x 4.7 inch
- Notes
-
This radio appears to be identical to model Marconi P20BX and Canadian Marconi P20BX.
It is jewel box shaped and has a metal case with plastic front and back lid. The antenna is situated in the front lid. The radio is switched on by opening the front lid.
Replacement tubes: 1R5, 1T4, 1S5 and 3S4.
- Author
- Model page created by Ed de Vries. See "Data change" for further contributors.
- Other Models
-
Here you find 53 models, 30 with images and 23 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Columbia Graphophone Co.; London