Technics RS-744 U

Data[edit]

General

  • Manufacturer: Technics
  • Model: RS-744 U
  • Type: Quadraphonic reel-to-reel tape recorder
  • Year of manufacture: 1973 - 1975
  • Made in: Japan
  • Color: Wood / Metal Silver / Black
  • Remote control:
  • Power consumption: 45 watts
  • Dimensions: 425 x 398 x 212 mm (WxHxD)
  • Weight: 13 kg
  • Original price approx.: 88'000 Yen (Japan, 1973), corresponds to about 1'400 DM


Connections

  • Number of inputs:
    • Line In: 30 mV
    • Line In DIN:
    • Microphone: 0.56 mV, 600 Ohm - 20 kOhm
  • Number of outputs:
    • Line Out: 500 mV, 50 kOhm
    • Line Out DIN:
    • Headphone: 30 mV


Specifications

  • 4-track, 2/4-channel, stereo/quadraphonic tape deck.
  • Max. Reel diameter: 18 cm
  • Drive: 1 motors (1x capstan, 2x reels)
  • Heads: 3x HPF (4 track/2 channel recording, 4 track/4 channel playback, 4 track/2 channel erase)
  • Tracks: 4
  • Tape speeds: 9.5 cm/s, 19 cm/s
  • Synchronisation fluctuations:
    • 0.15 % (at 9.5 cm/s).
    • 0.09 % (at 19 cm/s)
  • Pitch fluctuations:
  • Overall frequency response:
    • 19 cm/s: 40 Hz - 20 kHz (± 3 dB).
  • Signal-to-noise ratio: 53 dB
  • External signal-to-noise ratio:
  • Distortion factor:
  • Equalization: NAB Standard
  • Crosstalk attenuation:
  • Cancellation attenuation:
  • Premagnetization and cancellation frequency: 120 kHz


Special Features

  • 4 VU meters
  • Tape selector switch
  • Playback selector switch
  • Automatic limit stop
  • Pre-/post-tape control


Comments[edit]


Pictures[edit]

  • Technics advertisement for quadraphonic reel-to-reel tape recorders RS-724 U, RS-728 U, RS-744 U, RS-745 U

Technics RS-724-728-744-745-Prospekt-1.jpg


Reports[edit]

Links[edit]

  • External link to "Audio Heritage" website: RS-744 U