- Country
- Great Britain (UK)
- Manufacturer / Brand
- Invicta Radio Ltd.; Cambridge, London
- Year
- 1939
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 201894
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Tubes
- 4
- Main principle
- TRF (Tuned-Radio-Frequency but use of regeneration unknown)
- Wave bands
- Broadcast (MW) and Long Wave.
- Power type and voltage
- AC/DC-set / 200-240 Volt
- Loudspeaker
- Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
- Material
- Leather / canvas / plastic - over other material
- from Radiomuseum.org
- Model: Imp 690 - Invicta Radio Ltd.; Cambridge,
- Shape
- Tablemodel without push buttons, Mantel/Midget/Compact up to 14
- Notes
- Midget radio in a leatherette covered case with a carrying handle on top. Resistive line cord.
- Literature/Schematics (1)
- Trader Service Sheet (suppl. of Wireless & El. Trader, etc.) (401)
- Author
- Model page created by Howard Craven. See "Data change" for further contributors.
- Other Models
-
Here you find 117 models, 68 with images and 82 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Invicta Radio Ltd.; Cambridge, London