All Mains Three Radiogram
McMichael Radio Ltd.; Slough
- Country
- Great Britain (UK)
- Manufacturer / Brand
- McMichael Radio Ltd.; Slough
- Year
- 1931
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 245065
-
- alternative name: McMichael, Leslie
- Number of Tubes
- 3
- Main principle
- TRF with regeneration
- Wave bands
- Broadcast (MW) and Long Wave.
- Details
- Record Player (not changer)
- Power type and voltage
- Alternating Current supply (AC) / 100-115; 200-250 Volt
- Loudspeaker
- Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
- Material
- Wooden case
- from Radiomuseum.org
- Model: All Mains Three Radiogram - McMichael Radio Ltd.; Slough
- Shape
- Console, Lowboy (legs < 50 %).
- Notes
-
Screen grid HF, grid detector (with reaction), power pentode, full-wave metal oxide rectifier. Can be obtained in two voltage ranges (see voltage) and for either 50 or 25 cycles. Radio part is an "All mains Three" chassis. R.K. permanent magnet loudspeaker. Marconiphone pick-up. Garrard induction motor. 25 Cycle models cost 50 Guineas.
Output might be AC/Pen_5pin
- Price in first year of sale
- 48.00 Gns
- Mentioned in
- Wireless World (The), London (WW, 79) (July 15th, 1931.)
| Article in Wireless World, July 15th, 1931 | 559 KB |
- Documents regarding this model
- Author
- Model page created by John Koster. See "Data change" for further contributors.
- Other Models
-
Here you find 183 models, 123 with images and 120 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from McMichael Radio Ltd.; Slough