- Country
- Germany
- Manufacturer / Brand
- Nora, Aron, Heliowatt; Berlin
- Year
- 1933–1935
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 7961
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Tubes
- 4
- Main principle
- TRF (Tuned-Radio-Frequency but use of regeneration unknown); 1 Special; 1 AF stage(s)
- Tuned circuits
- 2 AM circuit(s)
- Wave bands
- Broadcast, Long Wave and Short Wave.
- Power type and voltage
- Alternating Current supply (AC) / 120; 150; 220; 240 Volt
- Loudspeaker
- - This model requires external speaker(s).
- Material
- Bakelite case
- from Radiomuseum.org
- Model: W321 - Nora, Aron, Heliowatt; Berlin
- Dimensions (WHD)
- 341 x 263 x 253 mm / 13.4 x 10.4 x 10 inch
- Net weight (2.2 lb = 1 kg)
- 9.8 kg / 21 lb 9.4 oz (21.586 lb)
- Price in first year of sale
- 192.00 RM !
- Source of data
- Radio-Zentrale Prohaska 1933/34 / Radiokatalog Band 1, Ernst Erb
- Circuit diagram reference
- Schenk-Regelien
- Mentioned in
- Radio-Katalog Fricke, Radio Groß-Vertrieb, 1934/35
- Literature/Schematics (1)
- -- Schematic (OTO-Schaltungen)
- Picture reference
- Das Modell ist im «Radiokatalog» (Erb) abgebildet.
- Other Models
-
Here you find 633 models, 555 with images and 342 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Nora, Aron, Heliowatt; Berlin
Collections
The model is part of the collections of the following members.