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G400; Blaupunkt Ideal, (ID = 389862) Radio
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G400; Blaupunkt Ideal, (ID = 385671) Radio
Blaupunkt Ideal,: G400 [Radio] ID = 385671 635x375
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For model G400, Blaupunkt (Ideal), Berlin, später Hildesheim
Country:  Germany
Manufacturer / Brand:  Blaupunkt (Ideal), Berlin, später Hildesheim
alternative name
Ideal-Radiotelephon- und App-fabr. || Ideal-Werke AG; Berlin (ab 1934)
Year: 1931–1933 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 4: RENS1820 REN1821 RENS1820 REN1822 or RENS1823d
Main principle TRF with regeneration; 1 Special; 2 AF stage(s)
Tuned circuits 2 AM circuit(s)
Wave bands Broadcast (MW) and Long Wave.
Power type and voltage Direct Current supply (DC) / 220 Volt
Loudspeaker - For headphones or amp.
Power out
from Model: G400 - Blaupunkt Ideal, Berlin,
Material Wooden case
Shape Tablemodel, low profile (big size).
Dimensions (WHD) 465 x 260 x 215 mm / 18.3 x 10.2 x 8.5 inch
Notes Ch=LG400
Price in first year of sale 188.00 RM +
Source of data Katalog Radio-Zentrale Prohaska 1931/32 / Radiokatalog Band 1, Ernst Erb
Circuit diagram reference Lange-Nowisch
Mentioned in Radio-Schnorr-Katalog Nr.53 1931/32 (")
Picture reference Das Modell ist im «Radiokatalog» (Erb) abgebildet.

All listed radios etc. from Blaupunkt (Ideal), Berlin, später Hildesheim
Here you find 3196 models, 2875 with images and 2203 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.