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Year: 1923–1925 | Category: Detector-Radio (Crystal or diode, without tubes/transistors) |
Main principle | Crystal or Solid State Detector |
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Tuned circuits | 1 AM circuit(s) |
Wave bands | Broadcast only (MW). |
Details | |
Power type and voltage | No Power needed |
Loudspeaker | - For headphones or amp. |
Power out | |
from Radiomuseum.org | Model: BTH Bijou Type C, Form B [early] - BTH B.T.H., British Thomson- |
Material | Wooden case |
Shape | Tablemodel, Box - most often with Lid (NOT slant panel). |
Dimensions (WHD) | 5.25 x 7 x 4.75 inch / 133 x 178 x 121 mm |
Notes | BBC/PMG stamp; GPO No.861; Height with lid open 160 mm. Later models got the name RADIOLA added. In 1925 a device was offered to adapt the set for long-wave reception. |
Mentioned in | Radio! Radio! (1st Ed., p.73, fig.108) |
Literature/Schematics (1) | Tickling the Crystal; Sanders (Vol.1, p.64) |
Model page created by Konrad Birkner † 12.08.2014. See "Data change" for further contributors.
All listed radios etc. from BTH (B.T.H.), British Thomson-Houston Co, Ltd.
Here you find 32 models, 27 with images and 4 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.