• Country
• United States of America (USA)

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

• Year
• 1962 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 363238

• Number of Transistors
• 9

• Semiconductors

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

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Solar- and/or muscle driven, also addl. power jack possible / AA: 3 x 1.5 Volt

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

• Power out
• 0.15 W (max.)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Solar Nine Transistor BP-709 - Hoffman Radio Corp.; Los

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

• Notes

• Similar to other 709 models such as KP-709XS and OP-709XS.

  Made in Japan

• Author
• Model page created by Aldo Andreani. See "Data change" for further contributors.

• Other Models

• Here you find 984 models, 221 with images and 950 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Hoffman Radio Corp.; Los Angeles, CA