Panasonic FM/AM Radio Cassette RQ-232S

Panasonic, Matsushita, National ナショナル (also tubes); Osaka

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  • Year
  • 1968 ?
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 208024

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

 Technical Specifications

  • Number of Transistors
  • 12
  • Main principle
  • Superheterodyne (common); ZF/IF 455 kHz
  • Wave bands
  • Broadcast (BC) and FM or UHF.
  • Details
  • Cassette-Recorder or -Player
  • Power type and voltage
  • Line / Batteries (any type) / 60 Hz AC 117 / 6 x 1.5 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
  • Material
  • Plastics (no bakelite or catalin)
  • from Radiomuseum.org
  • Model: Panasonic FM/AM Radio Cassette RQ-232S - Panasonic, Matsushita,
  • Shape
  • Portable set > 8 inch (also usable without mains)
  • Notes
  • The "AM/FM Solid State Radio Cassette Recorder RQ-232S" is believed to be the second Radio/Player made by Matsushita for its brand Panasonic, after the model RQ-231. For the Audio Amplifier including bias osc. it uses these seven transistors: 2SB178 2SB173B 2SB175B 2SB175B 2SB175 2SB324G 2SB324G. Ratio detection and AM det. with 3 diodes OA90.
  • External source of data
  • Guest EJ Stevenson, Toms River, NJ, USA.
  • Author
  • Model page created by Ernst Erb. See "Data change" for further contributors.

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