Cordless Stereo Headphones System with Infrared Transmitter MDR-IF410 / TMR-IF33

Sony Corporation; Tokyo

Data
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  • Year
  • 1986 ??
perfect model
  • Category
  • Loudspeaker, headphone or earphone
  • Radiomuseum.org ID
  • 132928

 Technical Specifications

  • Number of Transistors
  • Semiconductors present.
  • Semiconductors
  • Wave bands
  • Wave Bands given in the notes.
  • Power type and voltage
  • Other, details in remarks or not known. / see remarks Volt
  • Loudspeaker
  • - Is a Headphone or Earphone
  • Material
  • Plastics (no bakelite or catalin)
  • from Radiomuseum.org
  • Model: Cordless Stereo Headphones System with Infrared Transmitter MDR-IF410 / TMR-IF33 - Sony Corporation; Tokyo
  • Shape
  • Miscellaneous shapes - described under notes.
  • Dimensions (WHD)
  • 90 x 203 x 90 mm / 3.5 x 8 x 3.5 inch
  • Notes

  • The Sony Cordless Stereo Headphones System consists of two parts:

    Headphone unit MDR-IF410 with FM receiver
    - operating with 2 x AA size dry batteries
    - weight approx 265 g

    Transmitter unit TMR-IF3
    - infrared transmission system
    - carrier frequencies: 2.3 (right) and 2.8 MHz (left), frequency modulated
    - effective range: up to ca. 9 m
    - frequency range: 18 - 22000 Hz
    - DC in jack for use with the supplied AC power adaptor (see below)
    - audio input with phono jacks / stereo mini jack

    Power requirements depend on country of sale:
    US: 60 Hz, 120 V
    UK: 50 Hz, 240 V
    Europe: 50 Hz, 220 - 230 V
    Other: 50/60 Hz, 110 - 120 V or 220 - 240 V

    Weight and dimensions given are those of the transmitter unit.

  • Net weight (2.2 lb = 1 kg)
  • 0.140 kg / 0 lb 4.9 oz (0.308 lb)
  • Literature/Schematics (1)
  • -- Original-techn. papers.

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The model Cordless Stereo Headphones System with Infrared Transmitter is part of the collections of the following members.

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