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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: 1961/1962 | Category: Car Radio, perhaps also + sound player/recorder | ||||
Valves / Tubes | 4: EF89 ECH81 EBF89 ECF83 | ||||
Semiconductors (the count is only for transistors) | 3: TF80/30 TF80/30 or. AD130 AD130 TF78/30 E125C15 |
Main principle | Superhet with RF-stage; ZF/IF 460 kHz |
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Tuned circuits | 7 AM circuit(s) |
Wave bands | Broadcast (MW) and Long Wave. |
Details | |
Power type and voltage | Storage Battery for all (e.g. for car radios and amateur radios) / 6/12 Volt |
Loudspeaker | - This model requires external speaker(s). |
Power out | 4 W (unknown quality) |
from Radiomuseum.org | Model: Hamburg TR ab E 250001 - Blaupunkt Ideal, Berlin, |
Material | Metal case |
Shape | Chassis only or for «building in» |
Dimensions (WHD) | 180 x 80 x 210 mm / 7.1 x 3.1 x 8.3 inch |
Notes | Transistorisierter DC-DC-Wandler für Anodenspannung. 5 Stationstasten: L,M,M,M,M. |
Net weight (2.2 lb = 1 kg) | 2.7 kg / 5 lb 15.2 oz (5.947 lb) |
Literature/Schematics (1) | -- Original-techn. papers. |
Model page created by Richard Winter. 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 2213 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.