- Country
- Japan
- Manufacturer / Brand
- Panasonic, Matsushita, National ナショナル (also tubes); Osaka
- Year
- 1931
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 74270
- Number of Tubes
- 3
- Valves / Tubes
- UY-227_Japan UX-226_Japan KX-112B
- Main principle
- TRF (Tuned-Radio-Frequency but use of regeneration unknown)
- Tuned circuits
- 1 AM circuit(s)
- Wave bands
- Broadcast only (MW).
- Power type and voltage
- Alternating Current supply (AC) / 100 Volt
- Loudspeaker
- - This model requires external speaker(s).
- Material
- Wooden case
- from Radiomuseum.org
- Model: R-31 - Panasonic, Matsushita,
- Shape
- Tablemodel, Box - most often with Lid (NOT slant panel).
- Notes
-
This is the first radio Matsushita has produced. The Panasonic museum pages and the Japan Radiomuseum list this model as R-31, but in the literature it's called R-1.
Winner of the 2nd Tokyo Central Broadcast Station (JOAK) contest in 1931.
Piano-finish wooden cabinet. Separate speaker unit.
See also the clone produced in 1981.
- Price in first year of sale
- 45.00 JPY
- Source of data
- - - Manufacturers Literature
- Author
- Model page created by Ernst Erb. 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