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Knuppen 501

Country:  Norway
Manufacturer / Brand:  Ostfold Radio A/S; Frederikstad
Year: 1950/1951 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 4: DK40 DAF40 DAF91 DL92
Main principle Superheterodyne (common); ZF/IF 455 kHz
Wave bands Broadcast, Long Wave and 2 x Short Wave.
Details
Power type and voltage Dry Batteries / 90/1,5 Volt
Loudspeaker Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 10 cm = 3.9 inch
Power out
from Radiomuseum.org Model: Knuppen 501 - Ostfold Radio A/S;
Material Leather / canvas / plastic - over other material
Shape Portable set > 8 inch (also usable without mains)
Dimensions (WHD) 310 x 250 x 160 mm / 12.2 x 9.8 x 6.3 inch
Price in first year of sale 302.00 NKr.

Model page created by Ernst Rykkje. See "Data change" for further contributors.



All listed radios etc. from Ostfold Radio A/S; Frederikstad
Here you find 38 models, 26 with images and 5 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.



  
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