5-Valve Set GPO No. 1108
Radio Instruments Ltd (RI)., London
- Country
- Great Britain (UK)
- Manufacturer / Brand
- Radio Instruments Ltd (RI)., London
- Year
- 1922/1923
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 205222
November, 1923 The Engineer magazine
- Number of Tubes
- 5
- Main principle
- TRF with regeneration
- Wave bands
- Broadcast (MW) and Long Wave.
- Power type and voltage
- Storage and/or dry batteries
- Loudspeaker
- - This model requires external speaker(s).
- Material
- Wooden case, TUBES VISIBLE.
- from Radiomuseum.org
- Model: 5-Valve Set [GPO No. 1108] - Radio Instruments Ltd RI.,
- Shape
- Tablemodel, slant panel.
- Notes
-
Radio Instruments 5-Valve Set
Tuning Range 300 to 4,000 meters. BBC Approved P.M.G. No. 1108 (see BVWS Volume 21, spring 1996)
Very similar to the Radio Instruments 5-Valve Set with GPO No. 0108
- Price in first year of sale
- 41.00 GBP
- Mentioned in
- December 2, 1922 The Wireless World and Radio Review magazine page xlii
- Literature/Schematics (1)
- May 26, 1923 The Wireless World & Radio Review ad on rear cover
- Author
- Model page created by Alan Larsen. See "Data change" for further contributors.
- Other Models
-
Here you find 48 models, 42 with images and 3 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Radio Instruments Ltd (RI)., London