MIRA STUDIO - Microphone Preamps
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Questions and Answers

Which feature of a microphone preamp adjusts the amplification of the input signal?

  • Instrument / Hi-Z input
  • 48V phantom power
  • Gain / Level (correct)
  • Hi-pass Filter

What feature is used to reduce the low-frequency sound in a microphone preamp?

  • Gain / Level
  • Hi-pass Filter (correct)
  • Instrument / Hi-Z input
  • 48V phantom power

What feature of a microphone preamp is used to reduce the input signal level?

  • Pad (correct)
  • Hi-pass Filter
  • Gain / Level
  • Line input

Which feature of a microphone preamp is used to accommodate instruments such as a guitar or bass?

<p>Instrument / Hi-Z input (A)</p> Signup and view all the answers

What feature of a microphone preamp provides power to condenser microphones?

<p>48V phantom power (D)</p> Signup and view all the answers

Which of these are high impedance (Hi-Z)?

<p>Electric guitar and bass (B)</p> Signup and view all the answers

What feature of a microphone preamp is used to minimize the effect of low-frequency audio on the input signal?

<p>Hi-pass Filter (A)</p> Signup and view all the answers

What type of microphones typically require power from a microphone preamp?

<p>Condenser microphones (D)</p> Signup and view all the answers

You place a microphone near a snare drum. As the drummer hits the snare, you turn the gain on the mic preamp down as far as it will go, and there's still clipping in Pro Tools, and you can hear distortion. What is the best thing to do?

<p>Put a pad on the mic or mic preamp (B)</p> Signup and view all the answers

Which feature of a microphone preamp is used to attenuate the input signal level?

<p>Pad (C)</p> Signup and view all the answers

Which type of instrument input does a high-impedance (Hi-Z) feature in a microphone preamp accommodate?

<p>Electric guitar (A)</p> Signup and view all the answers

What does a low-cut filter in a microphone preamp help to reduce?

<p>Low-frequency audio (D)</p> Signup and view all the answers

Which mic preamp is shown in the image?

<p>Neve Portico II (A)</p> Signup and view all the answers

Which mic preamp is shown in the image?

<p>Vintech Audio VA 573 (D)</p> Signup and view all the answers

Which mic preamp is shown in the image?

<p>Neve 1073 OPX (B)</p> Signup and view all the answers

Which mic preamp is shown in the image?

<p>API 512v (D)</p> Signup and view all the answers

Which mic preamp is shown in the image?

<p>Lola Hairball (A)</p> Signup and view all the answers

The polarity reversed on this mic preamp? (T/F)

<p>True (A)</p> Signup and view all the answers

This mic preamp has separate level and output controls, for a subtle distortion or drive effect.

<p>False (B)</p> Signup and view all the answers

Which of the following is a False statement? (the one that's not true)

<p>Both channels are set for a mic signal input from the back of the preamp (B)</p> Signup and view all the answers

View this image carefully. What is the overall preamp gain? (hint: there are 3 parts you need to consider)

<p>+70 dB (D)</p> Signup and view all the answers

Which mic preamp is being shown in the image?

<p>Focusrite ISA 828 (D)</p> Signup and view all the answers

Flashcards

Microphone Preamp Gain

The control that adjusts the amplification of the audio signal coming from a microphone.

Hi-Pass Filter

A feature that reduces low-frequency sounds (like rumble) in a microphone preamp.

Pad

A feature that reduces the input signal level, preventing clipping when recording loud sources.

Instrument/Hi-Z Input

A special input designed for instruments like electric guitars and basses that have a high output impedance.

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48V Phantom Power

A feature that provides 48 volts of DC power to condenser microphones.

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Hi-Z Instruments

Electric guitars and basses have high output impedance.

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Condenser Microphone

A type of microphone that requires power from a preamp to operate.

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Reduce Gain or Use Pad

The best way to deal with clipping caused by a loud sound source, like a snare drum.

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High-Impedance (Hi-Z)

The type of input that is required by electric guitars and basses.

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Low-Cut Filter

A feature that reduces low-frequency audio, often used to remove unwanted rumble or wind noise.

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Neve Portico II

A popular and well-regarded microphone preamp, known for its clean and transparent sound.

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Vintech Audio VA 573

A microphone preamp known for its warm, analog sound with versatile tone-shaping capabilities.

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Neve 1073 OPX

A highly sought-after microphone preamp popular for its classic Neve sonic qualities.

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API 512v

A microphone preamp known for its clean and transparent sound, often used for a wide range of sources.

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Lola Hairball

A microphone preamp known for its unique sound, often used for adding subtle warmth and character to vocals and instruments.

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Polarity Inversion

The microphone preamp in the image has its polarity reversed.

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No Separate Gain Controls

The mic preamp in this image does not have separate level and output controls.

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Incorrect Input Settings

Both channels of the mic preamp are not set for a mic signal input (from the back of the preamp).

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Preamp Gain Calculation

The total gain of the mic preamp in the image is +70dB.

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Focusrite ISA 828

A microphone preamp popular for its versatile sound and features, known for its detailed and transparent sound.

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Study Notes

microphone preamp features: 48V phantom power, Gain / Level, Hi-pass Filter, Pad, Instrument / Hi-Z input, Line input microphone preamp features: 48V phantom power, Gain / Level, Hi-pass Filter, Pad, Instrument / Hi-Z input, Line input

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Description

Test your knowledge on microphone preamps by identifying features such as 48V phantom power, Gain/Level controls, Hi-pass Filter, Pad, Instrument/Hi-Z input, and Line input.

This appears public courtesy of St. Petersburg College's MIRA program. Instructor: Dan Hetzel

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