midterm

Question 1

frequency

Answer 1

the number of complete cycles of a repetitive waveform that occurs in one second

Question 2

dBFS

Answer 2

a dB reference level equal to “full scale” or “Full code”

Question 3

full scale

Answer 3

refers to the maximum voltage level possible before “digital clipping”

Question 4

• responds in a fashion very similar to how human ears perceive loudness
• decibel scale
• originally designed for broadcast and recording

Answer 4

VU meter (dBu)

Question 5

dBspl

Answer 5

local pressure deviation from the ambient atmospheric pressure, caused by a sound wave

Question 6

bit rate

Answer 6

• bit depth

- number of data bits replayed or transferred in a given period of time

Question 7

fidelity

Answer 7

the degree of “accuracy” of a recording or sound reproduction

Question 8

high fidelity

Answer 8

a signal that is transmitted with full range and very low distortion

Question 9

loFi music

Answer 9

• low fidelity
• music or production quality in which elements usually regarded as imperfections of a recording or performance are audible, sometimes as an aesthetic choice

Question 10

Direct Drive turntable

Answer 10

• one of the three main phonograph designs currently being produced
• directly turned the table with the motor

Question 11

Belt drive turntable

Answer 11

• one of the three main phonograph designs currently being produced
• belt connected to a motor turns the table

Question 12

stylus

Answer 12

stylus is a phonograph or gramophone needle used to play back sound on gramophone records, as well as to record the sound indentations on the master record

Question 13

rpm

Answer 13

revolutions per minute

Question 14

digitization

Answer 14

taking a tangible object (analog) and turning it into a computer file(digital)

Question 15

audio restoration

Answer 15

generalized term for the process of removing imperfections from sound recordings

Question 16

preservation copy

Answer 16

digital original that all other derivatives are copied from

Question 17

work copy

Answer 17

for audio editing or restoriation

Question 18

access copy

Answer 18

for ordinary playback and distribution

Question 19

adobe waveform editor

Answer 19

displays the continuous wave form of the sound

Question 20

adobe multitrack editor

Answer 20

displays multiple tracks at one time for editing

Question 21

adobe spectral frequency view

Answer 21

displays the spectral view of the track for editing

Question 22

adobe metadata editor

Answer 22

displays the categories for entering metadata information

Question 23

• has two plates with a voltage between them
• one of the plates is made of very light material and acts as the diaphragm
• the diaphragm vibrates when struck by sound waves, changing the distance between the two plates

Answer 23

condenser (capacitor) microphone

Question 24

• consisting of a coil of wire attached to a thin, lightweight diaphragm that vibrates in response to sound
• the coil in turn vibrates within the field of the magnet and a signal is generated in proportion to the acoustic vibration the mic receives

Answer 24

dynamic microphone

Question 25

omnidirectional

Answer 25

equally sensitive to sound from all directions, having no specific directionality

Question 26

cardioid

Answer 26

has maximum sensitivity from the front, less sensitivity from the sides, and minimal sensitivity from the back of the diaphragm

Question 27

hyper-cardioid

Answer 27

has focused sensitivity from the front, but sound from the rear is not suppressed quite as mcuh

Question 28

A/B technique

Answer 28

spacing a pair of cardioid or omnidirectional microphones apart in such a way that they cover the space but do not create phase issues for each other

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Question 29

XY technique

Answer 29

two cardioid microphones of the same type and manufacture with the two mic capsules wither as close as possible or within 12 inches of each other

( X )

Question 30

ORTF technique

Answer 30

two cardioid microphones with a spacing of 17 sm between the microphone diaphragms and with an 110 degree angle between capsules

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Question 31

podcast

Answer 31

• combination of the words iPod and broadcast

- an audio or video, delivered via the internet

Question 32

reasons to podcast

Answer 32

1. direct info dissemination to an audience or consumer
2. business/product promotion and branding
3. people love free content
4. alternative income: advertisements, patreon

Question 33

best practices fo podcasting

Answer 33

1. nail your brand and know your audience
2. good audio quality
3. research your guest
4. good intro technique
5. promote your guest and their “product” at the beginning