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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: 1958/1959 | Category: Car Radio, perhaps also + sound player/recorder | ||||
Valves / Tubes | 5: EF89 ECH81 EF89 EBF80 EL84 | ||||
Semiconductors (the count is only for transistors) | B250C100 SM702/1Z or. SM702/2Z |
Main principle | Superhet with RF-stage; ZF/IF 460(473) 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 | |
from Radiomuseum.org | Model: Hamburg de Luxe ab G345001 - Blaupunkt Ideal, Berlin, |
Material | Metal case |
Shape | Chassis only or for «building in» |
Notes | Stromversorgungsteil umschaltbar 6/12 V mit mechanischem Zerhacker. |
External source of data | Wiesmüller |
Source of data | Lange, Schaltungen der Funkindustrie |
Literature/Schematics (1) | -- Original-techn. papers. |
All listed radios etc. from Blaupunkt (Ideal), Berlin, später Hildesheim
Here you find 3229 models, 2899 with images and 2215 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.