Black Box MM-1 Manual
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Black Box MM-1 Manual

Black Box MM-1 Manual

Microphone preamplifier & d.i
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MM-1
Microphone preamplifier & D.I.
rev. 3.0
Rev. 1.0

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Summary of Contents for Black Box MM-1

  • Page 1 MM-1 Microphone preamplifier & D.I. rev. 3.0 Rev. 1.0...
  • Page 2 Until now, a preamp simply amplified the signal; you essentially got one sound and the ability turn it up or down. The MM-1 on the other hand allows you to drastically shape the response curve of the unit without using an EQ, control...

  • Page 3: Important Safety Information

    IMPORTANT SAFETY INFORMATION READ ALL INSTRUCTIONS BEFORE USE WARNING! For your safety, the information in this manual must be followed to minimize the risk of electric shock. Failure to do so may result in property damage, injury or loss of life. IMPORTANT SAFETY INSTRUCTIONS WARNING: This device contains high voltage electricity...
  • Page 4 The MM-1 allows you to control how you capture a sound and get it right before you ever hit tape or your converters! And yes, it does change how you use it. In fact, once you get used to the controls, dialing in a tone and finding the sweet spot feels more like playing an instrument than using a preamp.

  • Page 5: What Does This Button Do

    CONTROLS WHAT DOES THIS BUTTON DO? 17 18 MM-1 Low Cut RESPONSE INST Microphone input 3 way power switch with Off/Standby/On positions: Standby mode sends power to the tube heaters and LEDs Balanced, line level output 5 position, low end roll-off selector...

  • Page 6: Input Impedance

    Output A CLOSER LOOK While finding the sweet spot and getting the right tone with the MM-1 pre The output knob is a passive attenuation after the Triode stage and can be used is more about feel than anything, it is still helpful to know how each part of to set the overall output of the MM-1.
  • Page 7 IN USE LET’S SHAPE TONE! With an understanding of how each stage operates, lets look at how they can be used together to control what you capture. - Set the Triode and Output to 12 o’clock - Start with the Pentode Start with the Pentode at zero (no sound will pass) and begin to turn the knob clockwise.
  • Page 8 EXAMPLES IN USE EXAMPLES IN USE Mid push High tilt 500 1000 2000 4000 8000 16000 500 1000 2000 4000 8000 16000 MM-1 MM-1 Low Cut Low Cut RESPONSE RESPONSE INST INST Impedance out Impedance in Flat & Mid scoop...

  • Page 9: Maintenance / Calibration

    MAINTENANCE / CALIBRATION Replacing the tubes Under normal conditions, the tubes in the MM-1 should have a long, hassle free life but eventually all tubes need to be replaced. With this in mind, the MM-1 has been designed to use readily available and easily replaceable tubes that need no biasing or calibration when replaced.

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