Optonica Stereo Tuner ST-4405

Sharp; Osaka

  • Year
  • 1988 ??
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 237306
    • alternative name: Hayakawa Electric Co.Ltd.

 Technical Specifications

  • Number of Transistors
  • Semiconductors present.
  • Semiconductors
  • Main principle
  • PLL, Phase-locked loop
  • Wave bands
  • Broadcast (BC) and FM or UHF.
  • Details
  • Hi-Fi equipment
  • Power type and voltage
  • Alternating Current supply (AC) / 120 Volt
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Optonica Stereo Tuner ST-4405 - Sharp; Osaka
  • Shape
  • Book-shelf unit.
  • Notes
  • Sharp Stereo Tuner Model AT-4405.
    AM/FM-stereo quartz PLL synthesizer tuner with quadrature detector.
    Features FM muting circuitry; auto tuning system; 10-station, 2-band presettable memory.
    Microprocessor-controlled soft-push switches; air-check calibrator; digital frequency display; 5-LED signal-strength meter; hi-blend switch; 'last station' memory; LED function indicators and memory backup system.
    Tuning Range FM 87,6 - 108 MHz, AM 520 - 1620 kHz.
    Power Consumption 18 Watts.
    Made in Japan.

  • Author
  • Model page created by Franz Scharner. See "Data change" for further contributors.

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