- Country
- Netherlands
- Manufacturer / Brand
- NSF Nederlandsche Seintoestellen Fabriek, Hilversum
- Year
- 1928
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 69757
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Tubes
- 6
- Main principle
- TRF with regeneration
- Wave bands
- Broadcast (MW) and Long Wave.
- Power type and voltage
- Alternating Current supply (AC) / 127; 225 Volt
- Loudspeaker
- - This model requires external speaker(s).
- Material
- Wooden case
- from Radiomuseum.org
- Model: NSF4 [ver 4] - NSF Nederlandsche
- Shape
- Tablemodel, low profile (big size).
- Notes
- Dieses Modell benutzt eine Schaltung (mit 506) die u.A. eine 150V Anodenspannung erzeugt. Mit Gleichrichter 2504 wird die negative Gitterspannung erzeugt.
- Price in first year of sale
- 325.00 Hfl
- External source of data
- Radio Amateur Museum / Frans J.J. Driesens + ISBN 90-76014-04-3.
- Source of data
- -- Original-techn. papers.
- Other Models
-
Here you find 165 models, 120 with images and 94 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from NSF Nederlandsche Seintoestellen Fabriek, Hilversum
Collections
The model is part of the collections of the following members.