Technics RS-724 U

Data[edit]

General

  • Manufacturer: Technics
  • Model: RS-724 U
  • Type: Quadraphonic reel-to-reel tape recorder
  • Year of manufacture: 1971 - 1975
  • Made in: Japan
  • Color: Wood / Metal Silver / Black
  • Remote control:
  • Power consumption: 40 watts
  • Dimensions: 391 x 330 x 170 mm (WxHxD)
  • Weight: 7.6 kg
  • Original price approx.: 43'000 Yen (Japan, 1971), corresponds to about 700 DM


Connections

  • Number of inputs:
    • Line In: 45 mV, 100 kOhm

Line In DIN:

    • Microphone: 0.5 mV, 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 motor
  • Heads: 3 (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:
    • 0.18 % (at 9.5 cm/s).
    • 0.10 % (at 19 cm/s)
  • Pitch fluctuations:
  • Overall frequency response:
    • 9.5 cm/s: 30 Hz - 15 kHz

19 cm/s: 30 Hz - 18 kHz

  • Signal-to-noise ratio: 50 dB
  • External signal-to-noise ratio:
  • Distortion factor:
  • Equalization: NAB Standard
  • Crosstalk attenuation:
  • Cancellation attenuation:
  • Premagnetization and cancellation frequency: 85 kHz


Special Features

  • 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-724 U