Audio Production Midterm
an XLR connector is a filter used to reduce unwanted high frequencies in hand held mics
false
compact discs produce cleaner sound signals initially but over time they exhibit noise after constant playing
false
mini discs are easier and more flexible than digital workstations or computers using DAW software
false
the generalization that satellite radio and HD radio have wildly exceeded industry expectations is..
false
the terms "pitch" and "frequency" essentially mean the same thing and may be used interchangeably
false
the purpose of data error correction in the recording process is...
to minimize the potential for problems that can arise while computers store or retrieve audio data
the microphone is a... the changes the motion of acoustical energy into electrical energy
transducer
a device called a... in a hard disk is an electromagnet that converts electrical energy into magnetic energy and vice versa
translator
A Minidisc to your book, almost any computer can be programmed to function as a digital cart machine
true
CD-R, CD-RW and DVD-R tech uses a laser to heat up or burn the light sensitive layer into a series of reflective and non reflective areas
true
Computer disk drive recording occurs when the head's magnetic flux leaves a magnetic imprint in the disk.
true
Each radio station must successfully log and receive three EAS alerts each month.
true
according to your book, "terrestrial" radio is gaining shares of audience compared to internet, ipod, etc.
false
technically speaking, sound is not stored on magnetic audio tape. sound energy is...
1st transduced into electrical energy and then those pulses are transduced into magnetic energy
generally humans can hear frequencies as high as
20,000 Hz
according to your book the sampling frequency for quality digital recording is approximately... than the highest frequency humans can hear
2x
According to your book, a commercial audio CD can hold approximately ------ minutes of music
75
The formula for constructing a format might include...
All of the above
while many computers can burn both CD-R and CD-RW discs but generally only.... discs are playable on standard compact disc players
CD-R
Which of the following was NOT typical of early radio broadcasting?
Disc Jockeys playing recorded music
Despite the availability of satellite transmission and other tech. advances, the authors suggest that network programming is on the decline.
False
all sound is a combination of various waves. the most basic of combined waves is called
a sine wave
The compression scheme most frequently used to transfer audio files over the Internet is called
MPEG audio layer 3
common computer audio recording formats include all of the following but..
DAT machines use a method of recording called:
Pulse Code Modulation
according to the authors, radio stations depend on networks to serve as ancillary sources to supplement local news and talk programming
True
software that provides recording and mixing capabilities can turn a computer into
a digital audio workstation
in both analog and digital tape recording the magnetic field produced by a tape head is called..
a flux field
Compact discs utilize which of the following technologies to collect info for playback?
a laser beam to read info encoded on disc
To prevent feedback from occurring whenever the operator opens a mic, audio boards have:
a muting system
a graphic representation of the rarefaction and compression of pure tone sound is called
a sine wave
the smallest sound level change a human can hear is
about 2 db
air pressure compression is formed when
air molecules are pushed together
Targeting Specific Audiences
all of the above
Which is one of the duties of the on-air producer talked about in your book?
all of the above
With regard to how microphones respond different to sound frequencies the aspects of frequency response that a producer would evaluate would be
all of the above
super audio CD and audio DVD differ from standard CDs in that they..
all of the above
which of the following contribute to the stations sound or identity
all of the above
which of the following is NOT one of the purposes of the audio console
all of the above are functions
the purpose of a telephone hybrid is to...
allow talk show hosts to talk with callers on the air without feedback
the... of a sine wave indicates the volume of the sound
amplitude
the time it takes for a wave to make one complete cycle or a 360 degree rotation is called
an interval
Microphones that exhibit a "Proximity effect" will tend to:
boost the base (lower) frequencies
in order to broadcast a program on one channel and simultaneously record a commercial on another, the mixing console must have...
both a program and audition output
a string of digital words is called a...
byte
this mic picks up sound only from the front of the microphone than the sides and the back. it has a.... pick up pattern
cardioid
radio personalities should...
convey the impression of one to one conversation
according to your book it is easier to run an air shift on a virtual console opposed to a standard console
false
the digital process starts with converting sound into..
data
dif. parts of the broadcast day are called..
dayparts
Today in radio we use the word "format" to...
define the radio stations blend of program elements
the...in a computer operating system becomes a map of where the data for all files are stored
directory
podcasting means...
distributing a program in an MP3 or other format via the internet
Generally we say that audio is a vibration through air or other media, whereas sound is the electrical signal used in reproduction or transmission like broadcasting.
false
satellites which transmit radio programs are located over the equator in an...orbit
geostationary
make believe ballroom is an interesting footnote in the history of broadcasting because...
it marked the beginning of radio broadcasting in its present form
one way to avoid talking over a song with a false ending is to
label sound files to cue announcers about false endings
which of the following was not suggested by the authors for live on air production
listening to the program output instead of the air monitor
the purpose of the... is to adjust the overall signal output of all channels on the board
master pot
which of the following statement about the mini disc is false?
mini discs received wide consumer acceptance
in digital audio consoles, the channel fader.....
modifies the value of the sound input data stream but does not actually pass audio
the MP3 recording system stores... audio material on a CD-R disc than the standard compact disc (CD) audio system
more
according to your book it is... to run an airshart on a virtual console
more difficult
a... is a special jack on a patch panel that allows you to plug in several patchcords into one outlet and route the output to several inputs simultaneously
multiple
which of the following components is responsible for putting the signal over the air or turning it off?
on buttons or routing switches
the standard commercial compact disc format is...
one that can playback but cannot be edited
anyone who manipulates sound to create an effect or deliver a message for radio is called a...
producer
which of the following correctly reflect the statements the author makes about commercial outlets
public radio provides programming not generally available through commercial outlets
Compression schemes that reduce the size of audio files by the largest amount use.... compression
pulse code
as the samples of the audio signals waveform are taken they are converted into binary numbers in a process called
quantization
which is not one of the advantages of digital tech. for broadcasting purposes is..
ratings for stations using digital tech may be lower than other stations
an example of a "make good" would be
rescheduling a commercial that did not run correctly when it was scheduled in the log
Microphones change sound into electrical energy in different ways. The mic that responds to the difference in the pressure of the sound is called a __________ microphone.
ribbon
professional mics most susceptible to plosive sounds such as B and P woulds would probably be a..
ribbon mic
R-DAT machines use ____ heads to imprint magnetic pulses on audio tape.
rotating
generally when an announcer runs the audio board instead of using an engineer to operate the equipment, we call that operation..
running combo
....is the process of converting analog audio signals into numerical representations
sampling
ESPN radio or other network music services are generally distributed to radio stations via...
satellites
"demographics" means...
statistical characters of human populations
which of the following statement does not apply to the VU meter
the VU meter controls the audio output of the console
the electronic device that allows microphones and other analog devices to be used in a computer is..
the analog to digital console
in referring to the "range" of a microphone, usually the producer is referring to
the microphones frequency range
solid state and microchip tech. had what impact on radio?
they freed radio from bulky hardware making radio more portable
Even though the Emergency Broadcast System linked radio stations for federal emergencies, the new EAS system allows local officials to determine to use the system for weather and other local emergencies.
true
Patching allows you to reroute the normal signal flow in the console and is useful for special operations or for emergency use of equipment not wired into the console
true
Running a tight board means that there is hardly any space between the various sound sources used during an on-air performance.
true
a submixer is a smaller console that allows inputs to be ganged together before being fed into the console
true
according to your book almost any computer can be programmed to function as a digital cart machine
true
broadcast stations become part of the larger integrated public alert and warning systems in 2012
true
digital recording means using samples of sound to produce a recording that is stored in computer language
true
directionality in microphones is usually attained as a result of sound wave cancellation
true
in order to reproduce accurate sound the sampling of audio must include both frequency and amplitude
true
in the playback process the user can access info stored on a hard disk as the disk's heads retrieve appropriate data and send the data to the computer's random access memory
true
on a patchbay a normal connection is one that has the outputs of a source and an input on the board internally wired together without the need for a patchcord
true
radio stations frequently produce commercials in a production studio and then transfer files to a digital cart machine using a file transfer program for on air playback
true
the specific location on the magnetic tape where audio data is recorded is called a track
true
today an increasingly important area of radio station operations is promotions
true
today, satellite radio with more than 100 channels of programming is redefining radio by offering new niche formats
true
which of the following is NOT a feature of the audio console?
user headphones
which of the following is not typical of satellite programming that can be used by radio stations to augment local programming
weather and boating forecasts