4 Track Stereo Tape Recorder X-IV

Akai Electric Co., Ltd.; Tokyo

  • Year
  • 1965 ?
  • Category
  • Sound/Video Recorder and/or Player
  • Radiomuseum.org ID
  • 154702

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

 Technical Specifications

  • Number of Transistors
  • 22
  • Main principle
  • Audio-Amplification
  • Wave bands
  • - without
  • Details
  • Tape Recorder
  • Power type and voltage
  • Line / Storage batteries (perhaps also batteries) / 105; 120; 135; 210; 225; 240 / 6 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) - elliptical
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: 4 Track Stereo Tape Recorder X-IV - Akai Electric Co., Ltd.; Tokyo
  • Shape
  • Portable set > 8 inch (also usable without mains)
  • Dimensions (WHD)
  • 11 x 4 x 12 inch / 279 x 102 x 305 mm
  • Notes
  • HiFi-Reporter-Tonbandgerät, 4 Spur Stereo, Crossfield-Technik, Glasferrit-Kombikopf. 4 Bandgeschwindigkeiten 19; 9,5; 4,7; 2,4 cm/s. Spulendurchmesser max. 13cm. 2 VU-Meter, eingebauter Mono-Verstärker mit Lautsprecher hinter Frontpanel. Betrieb mit 6V Bleigel-Akku oder externem Netzteil. Gehäuse in Ganzmetall-Druckguss. Laufwerkschassis wie Modell X-V.

    Frequency Response:
    7,5 ips - 40-20000Hz +/-3dB
    3,75 ips - 40 - 17000Hz +/-3dB
    1 7/8 ips - 30 - 11000Hz +/-3dB
    15/16ips - 30 - 5500Hz +/-3dB
    Loudspeaker included: 5"x3" dynamic speaker, 8 Ohms
    Microphones used:
    Low impedance dynamic type, 600 Ohms, 30-15000cps +/-10dB, Sensitivity -78dB

    The Akai 4-Track Stereo Tape Recorder X-IV contains 15 transistors and one (1) main amplifier.
    The power supply unit contains: 4 transistors for power regulation/charge control for the 6V lead acid battery and 3 transistors for a second amplifier (right main amp. block).

  • Net weight (2.2 lb = 1 kg)
  • 11.2 lb (11 lb 3.2 oz) / 5.085 kg
  • Mentioned in
  • - - Manufacturers Literature (Service Manual)
  • Author
  • Model page created by Peter Samland. See "Data change" for further contributors.

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