Portable No.707
Siemens Bros.; London
- Country
- Great Britain (UK)
- Manufacturer / Brand
- Siemens Bros.; London
- Year
- 1923
- Category
- Detector-Radio (Crystal or diode, without tubes/transistors)
- Radiomuseum.org ID
- 76743
- Main principle
- Crystal or Solid State Detector
- Tuned circuits
- 1 AM circuit(s)
- Wave bands
- Broadcast only (MW).
- Power type and voltage
- No Power needed
- Loudspeaker
- - For headphones or amp.
- Material
- Leather / canvas / plastic - over other material
- from Radiomuseum.org
- Model: Portable No.707 - Siemens Bros.; London
- Shape
- Portable set > 8 inch (also usable without mains)
- Dimensions (WHD)
- 9.75 x 3.5 x 14 inch / 248 x 89 x 356 mm
- Notes
- Attaché case style with handle and key lock; BBC/PMG stamp, GPO No.599;
- Source of data
- Tickling the Crystal; Sanders
- Author
- Model page created by Konrad Birkner † 12.08.2014. See "Data change" for further contributors.
- Other Models
-
Here you find 14 models, 14 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Siemens Bros.; London