Pioneer QT-74 specifications

Category : Tape machines

Brand : Pioneer

General

Connections

Tech nical data

Special equipment

  • Manufacturer: Pioneer
  • Model: QT-74 (Black version of the Pioneer QT- 6600)
  • Type: Auto-Reverse Quad rophony Coil Tape
  • Year of manufacture: 1972 - 1973
  • Made in: Japan
  • Color: Metal Black, Wooden case Walnut
  • Remote Control: -
  • Power Consumption: 75 Watts
  • Dimensions: 434 x 478 x 212 mm (WxHxD)
  • Weight: 17 kg
  • Factory price approx.: 599 US-$ (USA, 1971), corresponds to about 2'400 DM
  • Number of inputs:
    • Line: 30 mV, 50 kOhm
    • Line DIN:
    • Microphone: 0.3mV, 50 kOhm
  • Number of outputs:
    • Line: 775 mV, 50 kOhm , max. 1.2V
    • Line DIN: 775 mV, 50 kOhm
    • Headphones: max. 20 mV, 8 Ohm
  • Line: 30 mV, 50 kOhm
  • Line DIN:
  • Microphone: 0.3mV, 50 kOhm
  • Line: 775 mV, 50 kOhm , max. 1.2V
  • Line DIN: 775 mV, 50 kOhm
  • Headphones: max. 20 mV, 8 Ohm
  • 4-Track, 2/4-channel, Stereo/Quad raphonic Tape Deck
  • Max. Coil Diameter: 18 cm
  • Drive: 1x 4-pole motor
  • Heads: 5 (1x 4 track recording/playback, 1x 2 track recording/playback, 3x delete)
  • Tracks: 4
  • Tape speeds: 9.5 cm/s, 19 cm/s
  • Synchronisation fluctuations:
    • 0.20% (at 9.5 cm/s)
    • 0.12% (at 19 cm/s)
  • Total frequency response:
    • 30Hz - 13kHz (at 9.5 cm/s)
    • 30Hz - 20kHz (at 19 cm/s)
  • Signal noise distance: > 55 dB
  • External voltage distance:
  • Total harmonic distortion:
  • Equalization: NAB Standard
  • Crosstalk attenuation:
  • Cancellation attenuation:
  • Pre-magnetization and Cancellation frequency:
  • Rewinding: 110 seconds for 370m band
  • 0.20% (at 9.5cm/s)
    • < li>0.12% (at 19 cm/s)
  • 30Hz - 13kHz (at 9.5 cm/s)
  • 30Hz - 20kHz (at 19 cm/s)
    Automatic Reverse
  • 4 VU-meter
  • Recording Master Controller
  • 2 Headphone jacks for Front + Rear
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