643A
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Echophone, Marke ab: 643A [Radio] ID = 2264678 1400x973
Select picture or schematic to display from thumbnails on the right and click for download.
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| Year: 1943 ? | Category: Broadcast Receiver - or past WW2 Tuner | ||||
| Valves / Tubes | 6: ECH21 EF22 EF22 EBL21 EM4 AZ21 |
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| Main principle | Superheterodyne (common) |
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| Wave bands | Broadcast, Long Wave and Short Wave. |
| Details | |
| Power type and voltage | Alternating Current supply (AC) / 110-250 Volt |
| Loudspeaker | Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 20 cm = 7.9 inch |
| Power out | |
| from Radiomuseum.org | Model: 643A - Echophone, Marke ab 1937 von |
| Material | Wooden case |
| Shape | Tablemodel with Push Buttons. |
| Dimensions (WHD) | 553 x 315 x 250 mm / 21.8 x 12.4 x 9.8 inch |
| Source of data | Radiokatalog Band 2, Ernst Erb |
Model page created by Herbert Odermatt † 26.Nov.05. See "Data change" for further contributors.
All listed radios etc. from Echophone, Marke (ab 1937) von Apco AG; Zürich
Here you find 24 models, 11 with images and 11 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
