- Country
- United States of America (USA)
- Manufacturer / Brand
- CBS-Columbia Inc.; New York, NY
- Year
- 1952/1953
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 88010
-
- alternative name: CBS Electronics || Columbia Phonographs || Columbia Records
Beitman
SAMS picture as reference.
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
- 6 AM circuit(s)
- Wave bands
- Broadcast only (MW).
- Power type and voltage
- Line / Batteries (any type) / 110-120 AC/DC / 67,5 & 7,5 Volt
- Loudspeaker
- Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 4 inch = 10.2 cm
- Material
- Bakelite or Plastics (type unknown)
- from Radiomuseum.org
- Model: 526 - CBS-Columbia Inc.; New York,
- Shape
- Portable set > 8 inch (also usable without mains)
- Notes
- The CBS-Columbia models 525 and 526 share the same schematic (Photofact Date 11-53, set 222, folder 4 and Beitman diagram). They are three power portable AM superheterodyne receivers with built in loop antenna and selenium rectifier.
- Circuit diagram reference
- Beitman Radio Diagrams Vol. 13, 1953
- Literature/Schematics (1)
- Photofact Folder, Howard W. SAMS (Date 11-53, set 222, folder 4)
- Author
- Model page created by Walter Wiesmüller † May 2012. See "Data change" for further contributors.
- Other Models
-
Here you find 423 models, 246 with images and 381 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from CBS-Columbia Inc.; New York, NY