HF-Telefonrundspruch-Gerät 539
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Deso, Dewald & Sohn,: HF-Telefonrundspruch-Gerät 539 [Radio] ID = 1232110 900x565
Select picture or schematic to display from thumbnails on the right and click for download.
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| Year: 1952–1954 | Category: Broadcast Receiver - or past WW2 Tuner | ||||
| Valves / Tubes | 5: ECH42 EF41 EBC41 EL41 AZ41 |
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| Main principle | Superheterodyne (common); 2 AF stage(s) |
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| Tuned circuits | 6 AM circuit(s) |
| Wave bands | Long Wave and/or Very Low Frequency (VLF). |
| Details | Wired Wireless Receiver (RF!) |
| Power type and voltage | Alternating Current supply (AC) / 110; 125; 145; 220; 250 Volt |
| Loudspeaker | Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) |
| Power out | |
| from Radiomuseum.org | Model: HF-Telefonrundspruch-Gerät 539 - Deso, Dewald & Sohn, Dewald AG |
| Material | Wooden case |
| Shape | Tablemodel, with any shape - general. |
| Dimensions (WHD) | 455 x 285 x 195 mm / 17.9 x 11.2 x 7.7 inch |
| Notes | Nur Langwelle, 6 fest eingestellte Frequenzen für die 6 schweizer HF-TR-Sender. |
| Price in first year of sale | 325.00 SFr |
| External source of data | E. Erb 3-907007-36-0 |
| Source of data | Radiokatalog Band 2, Ernst Erb |
| Literature/Schematics (4) | -- Schematic |
All listed radios etc. from Deso, Dewald & Sohn, Dewald AG; Zürich
Here you find 183 models, 109 with images and 150 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
