• Country
• United States of America (USA)

• Manufacturer / Brand
• Radio Shack (Tandy, Realistic, Micronta); USA

• Year
• 1974

• Category
• Sound/Video Recorder and/or Player

• Radiomuseum.org ID
• 369521

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Details
• Cassette-Recorder or -Player

• Power type and voltage
• Batteries / addl. power jack / AA: 4 x 1.5 / 6 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Realistic Automatic Compact Recorder CTR-25 - Radio Shack Tandy, Realistic,

• Shape
• Very small Portable or Pocket-Set (Handheld) < 8 inch.

• Dimensions (WHD)
• 7 x 2 x 4 inch / 178 x 51 x 102 mm

• Price in first year of sale
• 69.95 USD

• Mentioned in
• Radio Shack Catalog (1974 Radio Shack Catalog Page 167 "NEW FOR '74"; 1975 Radio Shack Catalog Page 159)

• Literature/Schematics (1)
• Photofact TR Tape Recorder Manual SAMS (TR-143, March 1974)

• Author
• Model page created by Glen Orriss. See "Data change" for further contributors.

• Other Models

• Here you find 2827 models, 2758 with images and 167 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Radio Shack (Tandy, Realistic, Micronta); USA