• Country
• United States of America (USA)

• Manufacturer / Brand
• Muntz Stereo Pak; Hollywood (CA)

• Year
• 1969

• Category
• Sound/Video Recorder and/or Player

• Radiomuseum.org ID
• 207127

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

• Number of Transistors
• 6

• Semiconductors

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Details
• Special Tape or Cassette-Format

• Power type and voltage
• Batteries / addl. power jack / 6x 1,5 / 9 Volt

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

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: PF30 Porta Four - Muntz Stereo Pak; Hollywood CA

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

• Notes

• This Muntz model PF30 Porta Four is a portable 4-Track Continuous Cartridge Player. It is run by batteries (6 original Muntz "D" cell batteries) but also an AC-power adapter can be used.

  Made in Japan

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

• Other Models

• Here you find 16 models, 12 with images and 1 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Muntz Stereo Pak; Hollywood (CA)