Monodic Ch= S50 5 tube table version
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Electrical Research: Monodic Ch= S50 [Radio] ID = 2174516 1000x713
Select picture or schematic to display from thumbnails on the right and click for download.
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| Year: 1926 | Category: Broadcast Receiver - or past WW2 Tuner | ||||
| Valves / Tubes | 5: UX201A UX201A UX201A UX201A UX201A |
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| Main principle | TRF without regeneration; Neutrodyne |
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| Tuned circuits | 3 AM circuit(s) |
| Wave bands | Broadcast only (MW). |
| Details | |
| Power type and voltage | Storage and/or dry batteries / 5 & 45 & 90 & 9 Volt |
| Loudspeaker | Horn |
| Power out | |
| from Radiomuseum.org | Model: Monodic Ch= S50 [5 tube table version] - Electrical Research |
| Material | Wooden case |
| Shape | Tablemodel, Box - most often with Lid (NOT slant panel). |
| Notes | 3 RF stages. 2 dial - 3 tuning capacitors. The right hand dial drives 2 tuning capacitors. Grid-leak detector. There is also a version with 6 tubes. The exact difference is not known although it might be the number of AF stages. There is also a console version with built-in horn-loaded speaker. |
| Collectors' prices |
Model page created by Dirk Bladt. See "Data change" for further contributors.
All listed radios etc. from Electrical Research Laboratories Inc. (Erla); Chicago, Illinois
Here you find 131 models, 45 with images and 61 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
