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alternative name
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Ideal-Radiotelephon- und App-fabr. || Ideal-Werke AG; Berlin (ab 1934) | ||||
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Brand |
Rotstern | ||||
Year: 1960/1961 | Category: Broadcast Receiver - or past WW2 Tuner | ||||
Valves / Tubes | 5: ECC85 ECH81 EF89 EABC80 EL84 | ||||
schematic requested |
Main principle | Superheterodyne (common); ZF/IF 460/10700 kHz |
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Tuned circuits | 6 AM circuit(s) 10 FM circuit(s) |
Wave bands | Broadcast, Long Wave and FM or UHF. |
Details | |
Power type and voltage | Alternating Current supply (AC) / 110-220 Volt |
Loudspeaker | Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) - elliptical / Ø 9 cm = 3.5 inch |
Power out | 4 W (unknown quality) |
from Radiomuseum.org | Model: Ballett 20001 [braun] - Blaupunkt Ideal, Berlin, |
Material | Bakelite case |
Shape | Tablemodel with Push Buttons. |
Dimensions (WHD) | 320 x 210 x 190 mm / 12.6 x 8.3 x 7.5 inch |
Notes |
Gehäuse: Bakelit, braun. |
Net weight (2.2 lb = 1 kg) | 5.5 kg / 12 lb 1.8 oz (12.115 lb) |
Model page created by Konrad Birkner † 12.08.2014. See "Data change" for further contributors.
All listed radios etc. from Blaupunkt (Ideal), Berlin, später Hildesheim
Here you find 3228 models, 2899 with images and 2214 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.