• Country
• United States of America (USA)

• Manufacturer / Brand
• CBS-Columbia Inc.; New York, NY

• Year
• 1957 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 181070

• • alternative name: CBS Electronics || Columbia Phonographs || Columbia Records

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Transistors
• 6

• Semiconductors
• 2N411 2N409 2N409 2N405 2N407 2N407

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz; 2 AF stage(s)

• Tuned circuits
• 5 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Dry Batteries / 6 x 1.5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 4 inch = 10.2 cm

• Material
• Leather / canvas / plastic - over other material

• from Radiomuseum.org
• Model: All Transistor Radio TR-1000 - CBS-Columbia Inc.; New York,

• Shape
• Portable set > 8 inch (also usable without mains)

• Notes

• Made by Roland Radio Corporation; Mount Vernon, NY.

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Date 7-58, Set 405, Folder 5)

• Author
• Model page created by Egon Penker. 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