Revox B 740

Data[edit]

General

  • Manufacturer: Revox
  • Model: B 740
  • Type: Stereo power amplifier
  • Years of manufacture: 1976 - 1983
  • Manufactured in: Switzerland
  • Color: Silver / Grey
  • Remote control:
  • Power consumption: 800 W max.
  • Dimensions (WxHxD): 450 x 151 x 357 mm
  • Weight: 20 kg
  • Original price approx.: 3'500 DM


Connections

  • Inputs:
    • Aux:
      • Cinch: 1 V (50 kOhm)
      • XLR:
  • Outputs:
    • 2 pairs of speakers: DIN jacks or binding posts
    • Headphones: 11.9 V, 100 Ohm (jack)
  • Protective circuits: Overload (electronic)


Technical Data

  • Continuous power (at distortion factor)
    • 8 Ohm: 2x 100 W (RMS, 20 - 20'000 Hz)
    • 4 Ohm: 2x 175 W
  • Dynamic power
    • 8 Ohm: 2x 125 W
    • 4 Ohm: 2x 200 W
  • Attenuation factor: 250 at 8 Ohm
  • distortion: 0,1 %
  • Intermodulation: 0 %, absolutely TIM-free
  • Power bandwidth: 8 Hz to 75 kHz
  • Frequency response over all: 20 Hz to 20 kHz (+0/-0.75 dB)
  • Noise margin:
    • for low level inputs: > 100 dB
    • for high level inputs: < 100 dB
  • Übersprechdämpfung: >70</100> dB < 100 dB
  • Übersprechdämpfung: >
  • Subsonic filter: - 3 dB at 16 Hz, 12 dB / octave


Special Features

  • 2 large VU meters


Remarks[edit]


Pictures[edit]

  • Image: Revox B 740

Revox-Endstufe B740.jpg


  • Picture: Revox B 740

Revox-Endstufe B740 back.jpg


  • Extract from brochure: Revox B 739, B 740

Revox B-739-740-Prospekt-1.jpg


Reports[edit]

  • Report at "Mackers": [[1]


Links[edit]

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