• Country
• United States of America (USA)

• Manufacturer / Brand
• Sonar Radio Corp.; New York

• Year
• 1965 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 138038

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Main principle
• Superheterodyne (common)

• Wave bands
• Wave Bands given in the notes.

• Power type and voltage
• Dry Batteries / 9 Volt

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

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: VHF Sentry FR-103SA - Sonar Radio Corp.; New York

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

• Dimensions (WHD)
• 5.75 x 2.5 x 1.25 inch / 146 x 64 x 32 mm

• Notes
• Sonar VHF Sentry FR-103SA;
  AM Broadcast band and two Xtal controlled VHF channels, battery indicator, squelch control, earphones jack, built-in telescopic antenna.
  Made in Japan.

• Source of data
• -- Collector info (Sammler)

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

• Other Models

• Here you find 20 models, 16 with images and 1 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sonar Radio Corp.; New York