• Country
• United States of America (USA)

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

• Year
• 1975 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 153453

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Main principle
• Superheterodyne (common)

• Wave bands
• Wave Bands given in the notes.

• Power type and voltage
• Line / Batteries (any type) / 117/ 4 x 1,5 Volt

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

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

• from Radiomuseum.org
• Model: Realistic Patrolman 4 12-753 - Radio Shack Tandy, Realistic,

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

• Notes
• Realistic Patrolman 4, 12-753 AC-Battery Squelch Circuit;
  AM: 540 - 1600 KHz, FM: 88 - 108 MHz,
  PB1: 147 - 174 MHz, PB2: 30 - 50 MHz.

• Author
• Model page created by a member from A. See "Data change" for further contributors.

• Other Models

• Here you find 1292 models, 1173 with images and 112 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Radio Shack (Tandy, Realistic, Micronta); USA