- Country
- Great Britain (UK)
- Manufacturer / Brand
- British Blue Spot Co. Ltd. London, EC1.
- Year
- 1931
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 244846
- Number of Tubes
- 5
- Main principle
- TRF with regeneration
- Wave bands
- Broadcast (MW) and Long Wave.
- Power type and voltage
- Alternating Current supply (AC) / 100-240 Volt
- Loudspeaker
- Induction Loudspeaker (very rare !)
- Material
- Wooden case
- from Radiomuseum.org
- Model: WS400 - British Blue Spot Co. Ltd.
- Shape
- Table-Cathedral-Type (upright, round top or gothic arch, not rounded edges only).
- Notes
-
Single HF stage, detector and two-stage LF amplifier. Loosely coupled aerial with provisions for mains aerial. Filter-fed tuned-grid HF intervalve coupling. Capacity reaction. Anode bend detection. All-resistance coupled LF amplifier. Provision for pick-up. Inductor loudspeaker.
- Price in first year of sale
- 20.00 Gns
- Mentioned in
- Wireless World (The), London (WW, 79) (November 11th, 1931)
| Article in Wireless World, November 11th, 1931 | 493 KB |
- Documents regarding this model
- Author
- Model page created by John Koster. See "Data change" for further contributors.
- Other Models
-
Here you find 6 models, 4 with images and 3 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from British Blue Spot Co. Ltd. London, EC1.