- Country
- Japan
- Manufacturer / Brand
- Panasonic, Matsushita, National ナショナル (also tubes); Osaka
- Year
- 1933 ?
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 193088
Matsushita / National Catalog.
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Tubes
- 4
- Main principle
- TRF with regeneration; Screengrid 1926-1935
- Wave bands
- Broadcast only (MW).
- Power type and voltage
- Alternating Current supply (AC)
- Loudspeaker
- Permanent or electro-dynamic (moving coil), system not known yet. / Ø 6 inch = 15.2 cm
- Material
- Wooden case
- from Radiomuseum.org
- Model: National R-40 - Panasonic, Matsushita,
- Shape
- Tablemodel, low profile (big size).
- Dimensions (WHD)
- 0 x 10 x 0 inch / 0 x 254 x 0 mm
- Literature/Schematics (4)
- National Catalog
- Author
- Model page created by Konrad Birkner † 12.08.2014. See "Data change" for further contributors.
- Other Models
-
Here you find 2987 models, 2764 with images and 621 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Panasonic, Matsushita, National ナショナル (also tubes); Osaka