Week 1 & 2 Review Flashcards

0
Q

____________________ microphones are similar to moving coil microphones in the way that they capture sound, by a metal moving in and out of a magnetic field.

A

Ribbon

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0
Q

In reference to signal flow, what path indicates before the signal is recorded?

A

Channel Path

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0
Q

Each time the frequency doubles, the pitch raises by what?

A

One Octave

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1
Q

The ______________________ is the “shape” of the sound or, more accurately, the shape of the vibration that produced the sound.

A

Waveform

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2
Q

Any frequencies that exist in addition to the fundamental pitch that’s being played are called:

A

Partials

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3
Q

What are these first 10 points in the signal flow chart?

A

1 Mic
2 Mic Lines
3 Channel Mic Input
4 Phantom Power
5 Pad
6 Preamp
7 Trim
8 Mic/Line Switch
9 Phase
10 Filter

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4
Q

True or False:

Dynamic microphones will always be more sensitive than condenser microphones.

A

False

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5
Q

True or False:

Condenser microphones produce an output voltage when sound waves hitting the diaphragm of the microphone push and pull the voice coil lead attached to the diaphragm, in and out of a magnetic field.

A

False

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6
Q

This is how quickly a sound levels off to a sustain level.

A

Decay

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8
Q

Which Ribbon microphones were the first unidirectional models?

A

RCA 77

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10
Q

A ___________________ is a device that converts one type of energy or physical attribute to another for various purposes, including measurement or information transfer.

A

Transducer

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11
Q

True or False:

Numerically higher frequencies produce higher pitches, while numerically lower frequencies produce lower pitches.

A

True

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12
Q

True or False:

Basic ribbon microphones detect sound in a bi-directional pattern because the ribbon is open to sound waves from both the front and the back.

A

True

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14
Q

Which microphone was the first switchable-pattern condenser?

A

Neumann U47

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15
Q

This refers to the time taken for a sound to build up to its full volume.

A

Attack

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16
Q

Which microphone was developed as the first modern condenser microphone?

A

Western Electric Condenser

17
Q

The ________________ of the sound pressure variations that reaches our ears creates our perception of the pitch of the sound.

A

Frequency

18
Q

What is needed to convert a high impedance signal to a low impedance one suitable for a microphone preamp?

A

Direct Box

19
Q

This can be descibed as a time delay between two or more waveforms:

A

Phase

20
Q

What is Amplitude measured in?

A

Decibels (Db)

21
Q

In terms of a microphones technical specifications; this indicates how well a microphone converts acoustic pressure to output voltage.

A

Sensitivity