Test 4 Flashcards

1
Q

Digital measuring frequency:

A

sampling in kH

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2
Q

Digital measuring amplitude:

A

quantization in bits

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3
Q

Analog recording only method from:

A

1877-1977

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4
Q

Bell Telephone company and ______ anticipated advantages technologies before they were utilized

A

Les Paul

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5
Q

Digital recording requires what 2 capturing components

A

amplitude and frequency

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6
Q

One of the most revolutionary digital aspects of recording:

A

potential to exist forever without loss of quality

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7
Q

Digital conversion process: the # measurements taken per second:

A

sample rate

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8
Q

Harry Niquis discovered..

A

sampling rate has to be twice the highest recorded frequency

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9
Q

Frequencies higher than allowed frequencies:

A

Alias’s

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10
Q

Sampling Rate :

A

frequency

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11
Q

When comparing the frequency of 4.1kH :

A

48kh is more accurate (higher=more accurate)

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12
Q

Bit Depth represents

A

amplitude

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13
Q

Which quantization level is most accurate

A

24

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14
Q

Frequency bandwidyth is proportional to

A

sample rate

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15
Q

Dynamic range signals the noice level of digital recording systems is directly proportional to…

A

quantization

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16
Q

What is necessary to minimize defects of storage affects of media including tape:

A

error correction

17
Q

Plug-ins by their nature are:

A

digital

18
Q

Sampling rate DVD video:

A

48

19
Q

All digital recording systems include:

A

converters

20
Q

First commonly used audio device that used digital technology:

A

effects

21
Q

First Reverb unit made by EMT became available in

A

1975

22
Q

CD audio introduced to US and Europe in 1983 and outpaced sales of ___ in 1988

A

LP’s

23
Q

First professional quality

A

1979

24
Q

Integrated computer recording system

A

DAW

25
Q

DVD is able to store more than CD because…

A

more bits, different technology

26
Q

Delivery mediums like ____ wouldn’t have been possible without development of digital technology

A

CD, DVD, MP3

27
Q

WaveFile:

A

standard for recording and archiving

28
Q

reducing audio file by lowering sampling rate will also reduce:

A

bandwith

29
Q

Within a DAW, audio is stored as:

A

audio sound files

30
Q

Lostless compression works by

A

reducing redundant information, discards sound people can’t hear

31
Q

Step back in quality:

A

CD to MP3

32
Q

Which are advantages of hard disk tapeless recording

A

extended capability of manipulating audio, plug-ins, non destructive editing

33
Q

important to understand to follow data:

A

USB 2.0 and FireWire

34
Q

Plays low res video contains lyric sheets and plays full res audio in CD player:

A

yellow book CD

35
Q

PCM stands for:

A

post code modulation

36
Q

How many audio streams can you put on DVD audio disk

A

8

37
Q

128kilobits/sec MP3 audio able to reduce to ratio of

A

10:1