Exar DQ-1 Doctor Q


  • Manual
    controls the frequency range
  • Attack
    controls the attack time of the filter
  • Level
    controls the output level


Not related to the Electro-Harmonix Doctor Q, the EH does not have an attack knob and the response and sound of the filter are very different.

Most recent forum threads


  • Input Impedance
  • Output Impedance
  • Residual Noise level
    -85dBm (IHF - A)
  • Filter range
    150Hz - 3kHz
  • Power voltage
    9V DC
  • Current consumption
    7 mA
  • Dimensions
    110x60x50 mm
  • Weight
    0,4 kg

Where to find one?

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