25
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Halson Radio Mfg. Co: 25 [Radio] ID = 1420237 933x992
Select picture or schematic to display from thumbnails on the right and click for download.
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| Year: 1937 | Category: Broadcast Receiver - or past WW2 Tuner | ||||
| Valves / Tubes | 5: 6A7 6D6 75 43 25Z5 L42B |
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| Main principle | Superheterodyne (common); ZF/IF 456 kHz; 2 AF stage(s) |
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| Tuned circuits | 6 AM circuit(s) |
| Wave bands | Broadcast and Short Wave (SW). |
| Details | |
| Power type and voltage | AC/DC-set / 110-120 Volt |
| Loudspeaker | Electro Magnetic Dynamic LS (moving-coil with field excitation coil) |
| Power out | |
| from Radiomuseum.org | Model: 25 - Halson Radio Mfg. Co.; New |
| Material | Wooden case |
| Shape | Tablemodel, with any shape - general. |
| Notes | BC (545-1750 kHz) and SW (2.3-7.5 MHz) bands. |
| External source of data | Ernst Erb |
| Source of data | Table Top Radios Vol. 1 Stein 98 |
| Circuit diagram reference | Rider's Perpetual, Volume 8 = 1937 and before |
| Mentioned in | The Radio Collector's Directory and Price Guide 1921 - 1965 |
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.
