TR-1G Pocket Radio

• Country
• United States of America (USA)

• Manufacturer / Brand
• Regency (brand of I.D.E.A.)

• Year
• 1955

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 71784

• • alternative name: Idea (I.D.E.A.)

• Picture
• Schematics

Previous Next

Previous Next

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

• Number of Transistors
• 4

• Semiconductors
• 235_TI R09_TI R10_TI R11_TI DR117

• Main principle
• Superheterodyne (common)

• Tuned circuits
• 5 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Dry Batteries / 22,5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 2.7 inch = 6.9 cm

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: TR-1G Pocket Radio - Regency brand of I.D.E.A.

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

• Dimensions (WHD)
• 3 x 5 x 1.25 inch / 76 x 127 x 32 mm

• Notes

• In October 1954 Regency brought with the TR-1 the first pocket radio of the world (as a product) into the market. This TR-1G was like a revival model and also the TR-4 from 1957. The TR-1G came in coral, yellow, black, turquoise or ivory. The dial knob has inner concentric circles.

  Date of patent application (TR-1:   Mar. 25, 1955
  Date patented:  Jun. 30, 1959

  US Patent : 2,892,931

• Mentioned in
• The Collector's Guide To Antique Radios 2. Edition

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (283-10 (1955))

• Literature/Schematics (2)
• Photofact Folder, Howard W. SAMS (Set 334 Folder 9 dated 10-56)

• Literature/Schematics (3)
• Photofact Folder, Howard W. SAMS (Set 317 Folder 1, production changes bulletin 155)

• Author
• Model page created by Ernst Erb. See "Data change" for further contributors.

• Other Models

• Here you find 68 models, 60 with images and 32 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Regency (brand of I.D.E.A.)