• Country
• United States of America (USA)

• Manufacturer / Brand
• Hoffman Radio Corp.; Los Angeles, CA

• Year
• 1961 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 136051

• Number of Transistors
• 7

• Semiconductors

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Dry Batteries / 1 x 9 Volt

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

• Power out
• 0.1 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Transistor 7 OP 707 - Hoffman Radio Corp.; Los

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

• Notes
• SAMS Photofact date 3-62, set 572, folder 7, features the Hoffman models OP707, KP707 and BP707 as the same schematic.

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Set 567 folder 10 date 2-62 title)

• Author
• Model page created by Peter Hoddow. See "Data change" for further contributors.

• Other Models

• Here you find 927 models, 213 with images and 894 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Hoffman Radio Corp.; Los Angeles, CA