TR51B

EMI; Hayes, Middlesex

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  • Year
  • 1955 ?
  • Category
  • Sound/Video Recorder and/or Player
  • Radiomuseum.org ID
  • 209424

 Technical Specifications

  • Number of Tubes
  • 10
  • Main principle
  • Audio-Amplification
  • Wave bands
  • - without
  • Details
  • Tape Recorder
  • Power type and voltage
  • Alternating Current supply (AC) / 200-250 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) - elliptical / Ø 6.5 inch = 16.5 cm
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: TR51B - EMI; Hayes, Middlesex
  • Shape
  • Tablemodel, with any shape - general.
  • Dimensions (WHD)
  • 18 x 13.5 x 17 inch / 457 x 343 x 432 mm
  • Notes

  • The TR51B is transportable full-track 1/4" reel-to-reel recorder working on two speeds 7.5 and 3.75 ips. Microphone or line input to record head and amplifier. Built-in amplifier and loudspeaker. Can also be used for monophonic amplification of line level signals. Detachable lid.
    Oscillator frequency 100 kHz.
    Tape speeds:
    TR51A - 15 and 7.5 ips
    TR51B - 7.5 and 3.75 ips
    TR51C - (half track) 15 and 7.5 ips
    TR51D - (half track) 7.5 and 3.75 ips

    The appearance is very similar to the TR50  or TR50B

  • Net weight (2.2 lb = 1 kg)
  • 59 lb (59 lb 0 oz) / 26.786 kg
  • Author
  • Model page created by Sean Williams. See "Data change" for further contributors.

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