Orgola Senior
Mullard Wireless, London (see also Mullard Radio Valve)
- Country
- Great Britain (UK)
- Manufacturer / Brand
- Mullard Wireless, London (see also Mullard Radio Valve)
- Year
- 1929
- Category
- Kit (Parts plus instruction) or building instructions only
- Radiomuseum.org ID
- 235455
- Number of Tubes
- 6
- Valves / Tubes
- PM12 or PM14 or PM16 PM12 or PM14 or PM16 PM1A or PM2A or PM5B PM2DX or PM4DX or PM6D PM252 or PM254 or PM256 PM252 or PM254 or PM256
- Main principle
- TRF with regeneration; 3 AF stage(s); Anode bend detection
- Tuned circuits
- 2 AM circuit(s)
- Loudspeaker
- Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
- Material
- Various materials
- from Radiomuseum.org
- Model: Orgola Senior - Mullard Wireless, London see
- Shape
- Tablemodel, with any shape - general.
- Notes
-
Replaces earlier Raleigh model.
A typical Kit TRF Radio of the "SG Det Pen" type (i.e. Screen Grid (Tetrode) RF, Triode detector and Pentode audio output) of late 1920s / early 1930s with driver and push pull output added for more volume.
Gram/P.U. Selection option.
Power
- Filament/L.T.: The alternate valves/tubes are for 2V, 4V or 6V Accumulator. 30AH Exide recommended.
- Grid Bias: 2 x 12V G3 Siemens recommended, 3 different bias voltages from 1.5V to 22.5V
- HT: 3 x 50V Siemens 1035. 3 different HT voltages.
There is an A.C. Mains version using Indirect valves/tubes, Orgola A.C. and also the basic Orgola.
There is a wind up gramophone and cabinet option, Orgola Radio Gramophone.
- Mentioned in
- - - Manufacturers Literature (Radio for the Million Vol. 4 No.1 September 1929)
- Author
- Model page created by Michael Watterson. See "Data change" for further contributors.
- Other Models
-
Here you find 143 models, 117 with images and 59 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Mullard Wireless, London (see also Mullard Radio Valve)