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Year: 1968–1974 | Category: Broadcast Receiver - or past WW2 Tuner | ||||
Semiconductors (the count is only for transistors) | 10: B30C400 BF194 BF255 BF194 BF195 BF195 BF195 BC158 BC148 AC186 AC187 BB117 AA119 AY104 ZF6,2 |
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Main principle | Superheterodyne (common); ZF/IF 460 kHz; 3 AF stage(s) |
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Tuned circuits | 6 AM circuit(s) 10 FM circuit(s) |
Wave bands | Broadcast (BC) and FM or UHF. |
Details | |
Power type and voltage | Line / Batteries (any type) |
Loudspeaker | Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) - elliptical / Ø 10 cm = 3.9 inch |
Power out | |
from Radiomuseum.org | Model: Alpha 2 RK501 [8 gelb] - Siemens; D S.& Halske / S. |
Material | Plastics (no bakelite or catalin) |
Dimensions (WHD) | 120 x 120 x 140 mm / 4.7 x 4.7 x 5.5 inch |
Notes | Alpha 2 RK501 8 (gelb), Design Bellini 1968. |
Net weight (2.2 lb = 1 kg) | 1.3 kg / 2 lb 13.8 oz (2.863 lb) |
Model page created by Konrad Birkner † 12.08.2014. See "Data change" for further contributors.
All listed radios etc. from Siemens; D (S.& Halske / S. Electrogeräte)
Here you find 2443 models, 2018 with images and 1273 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
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siemens: Fehler im Schltrplan
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Arpad Roth † 27.3.17
20.May.09 |
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Transistor Endstufe mit AC186/187 ist falsch und muss AC187/188 sein. Mitteilung von Herr Boris Witke |