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W20L; Nora; Berlin (ID = 689205) Radio
Nora; Berlin: W20L [Radio] ID = 689205 792x933
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For model W20L, Nora; Berlin
Country:  Germany
Manufacturer / Brand:  Nora; Berlin
Year: 1931–1934 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 3: REN904 RE134 or RES164 RGN354
Main principle TRF with regeneration; 1 AF stage(s)
Tuned circuits 1 AM circuit(s)
Wave bands Broadcast (MW) and Long Wave.
Power type and voltage Alternating Current supply (AC) / 120-240 Volt
Loudspeaker Magnetic loudspeaker (reed) of high quality (4 magnet poles).
Power out
from Model: W20L - Nora; Berlin
Material Bakelite case
Shape Tablemodel, high profile (upright - NOT Cathedral nor decorative).
Dimensions (WHD) 345 x 410 x 190 mm / 13.6 x 16.1 x 7.5 inch
Notes abgeschrägte Ecken; später Freischwinger-LS.
Net weight (2.2 lb = 1 kg) 5.2 kg / 11 lb 7.3 oz (11.454 lb)
Price in first year of sale 108.00 RM +
Collectors' prices  
Source of data Radio-Zentrale Prohaska 1933/34 / Radiokatalog Band 1, Ernst Erb
Circuit diagram reference Röhren in FS-Bestückungstabellen
Mentioned in Funkgeschichte der GFGF (9503)
Picture reference Das Modell ist im «Radiokatalog» (Erb) abgebildet, das Copyright liegt beim Deutschen Rundfunk Museum (DRM), Berlin und beim Archiv-Verlag (AV). Sie finden eine grössere Abbildung und Schaltbild etc. bei der Loseblatt-Sammlung von DRM/AV.

All listed radios etc. from Nora; Berlin
Here you find 614 models, 530 with images and 336 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.