- Country
- United States of America (USA)
- Manufacturer / Brand
- Radio Development & Research Corp. (RDR) USA
- Year
- 1951 ??
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 52441
-
- Brand: Magic Tone
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Tubes
- 4
- Main principle
- Superheterodyne (common); ZF/IF 455 kHz; 2 AF stage(s)
- Tuned circuits
- 4 AM circuit(s)
- Wave bands
- Broadcast only (MW).
- Power type and voltage
- AC/DC-set / 117 Volt
- Loudspeaker
- Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
- from Radiomuseum.org
- Model: 508 - Radio Development & Research
- Shape
- Tablemodel, with any shape - general.
- Circuit diagram reference
- Rider's Perpetual, Volume 19 = 1949 and before
- Author
- Model page created by Peter Rutishauser. See "Data change" for further contributors.
- Other Models
-
Here you find 11 models, 7 with images and 10 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Radio Development & Research Corp. (RDR) USA