Unknown TRF
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Halson Radio Mfg. Co: Unknown TRF [Radio] ID = 1768812 933x641
Select picture or schematic to display from thumbnails on the right and click for download.
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| Year: 1936 ?? | Category: Broadcast Receiver - or past WW2 Tuner | ||||
| Valves / Tubes | 4: 6D6 6C6 43 25Z5 |
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| Main principle | TRF (Tuned-Radio-Frequency but use of regeneration unknown) |
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| Tuned circuits | 2 AM circuit(s) |
| Wave bands | Broadcast only (MW). |
| Details | |
| Power type and voltage | AC/DC-set / 110 Volt |
| Loudspeaker | Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 13 cm = 5.1 inch |
| Power out | |
| from Radiomuseum.org | Model: Unknown TRF - Halson Radio Mfg. Co.; New |
| Material | Wooden case |
| Shape | Tablemodel without push buttons, Mantel/Midget/Compact up to 14 |
| Dimensions (WHD) | 255 x 205 x 160 mm / 10 x 8.1 x 6.3 inch |
| Net weight (2.2 lb = 1 kg) | 3.5 kg / 7 lb 11.3 oz (7.709 lb) |
Model page created by Carlos Alves. See "Data change" for further contributors.
All listed radios etc. from Halson Radio Mfg. Co.; New York City (NY)
Here you find 105 models, 35 with images and 64 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
