- Country
- Japan
- Manufacturer / Brand
- Nippon Columbia Co.; Tokyo
- Year
- 1953 ?
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 355043
-
- Brand: Columbia
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Tubes
- 6
- Main principle
- Superheterodyne (common); 2 AF stage(s)
- Tuned circuits
- 6 AM circuit(s)
- Wave bands
- Broadcast only (MW).
- Power type and voltage
- Alternating Current supply (AC) / 90; 100; 110 Volt
- Loudspeaker
- Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
- Power out
- 1 W (unknown quality)
- from Radiomuseum.org
- Model: R-620 - Nippon Columbia Co.; Tokyo
- Notes
-
Japanischer 6-Röhren Super.
- Mentioned in
- -- Original-techn. papers.
- Author
- Model page created by Adrian Riesen. See "Data change" for further contributors.
- Other Models
-
Here you find 27 models, 18 with images and 7 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Nippon Columbia Co.; Tokyo