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Brand
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Supraphon | ||||
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Year: 1956/1957 | Category: Broadcast Receiver - or past WW2 Tuner | ||||
Valves / Tubes | 6: 6H31 6F31 6BC32 6L31 EM11 6Z31 |
Main principle | Superheterodyne (common); ZF/IF 468 kHz |
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Tuned circuits | 6 AM circuit(s) |
Wave bands | Broadcast, Long Wave and 2 x Short Wave. |
Details | |
Power type and voltage | Alternating Current supply (AC) / 110-240 Volt |
Loudspeaker | Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 16 cm = 6.3 inch |
Power out | 2.5 W (unknown quality) |
from Radiomuseum.org | Model: Popular 521A - Tesla; Praha, Bratislava etc. |
Material | Wooden case |
Shape | Tablemodel, low profile (big size). |
Dimensions (WHD) | 490 x 335 x 200 mm / 19.3 x 13.2 x 7.9 inch |
Notes | Some models have an elliptical loudspeaker (20 x 15 cm). Chassis also used in Tesla Dirigent 1001A. See also models 521A-2, 521A-5 (both with different dial scales) and 521A-7 (no station names) for export versions; as well as models 521A-15 and 521A-17 (no station names) for the export versions with 3x SW and no LW. |
Mentioned in | Ceskoslovenske Rozhlasove a Televizni Prijimace I a II |
Model page created by Gabriel Toth. See "Data change" for further contributors.
All listed radios etc. from Tesla; Praha, Bratislava etc.
Here you find 1793 models, 1087 with images and 552 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.