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B421; Nora; Berlin (ID = 367965) Radio B421; Nora; Berlin (ID = 367971) Radio
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B421; Nora; Berlin (ID = 367965) Radio
Nora; Berlin: B421 [Radio] ID = 367965 933x700
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For model B421, Nora; Berlin
Country:  Germany
Manufacturer / Brand:  Nora; Berlin
Year: 1933–1935 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 4: RES094 A411 or RE034 RE034 RES164
Main principle TRF with regeneration; 1 Special; 2 AF stage(s)
Tuned circuits 2 AM circuit(s)
Wave bands Broadcast, Long Wave and Short Wave.
Power type and voltage Storage and/or dry batteries / 100+4 Volt
Loudspeaker - This model requires external speaker(s).
Power out
from Model: B421 - Nora; Berlin
Material Bakelite case
Shape Tablemodel, low profile (big size).
Dimensions (WHD) 340 x 265 x 253 mm / 13.4 x 10.4 x 10 inch

Wie B421L, nur ohne eingebautem Lautsprecher.

Price in first year of sale 130.00 RM +
Source of data Radio-Zentrale Prohaska 1933/34 / Radiokatalog Band 1, Ernst Erb
Mentioned in Radio-Katalog Fricke, Radio Groß-Vertrieb, 1934/35
Picture reference Das Modell ist im «Radiokatalog» (Erb) abgebildet.

All listed radios etc. from Nora; Berlin
Here you find 621 models, 539 with images and 338 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.