Term
what is the reference value for dbu? |
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Definition
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Term
what is the reference value for dbw |
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Definition
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Term
what is the reference value for dbv |
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Definition
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Term
what is the reference value for dbm |
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Definition
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Term
what is the reference value for db spl |
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Definition
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Term
if you have a 400 watt amplifier and you upgrade to a 1000 watt amplifier, how many db did you gain? |
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Definition
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Term
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Definition
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Term
how many milliwatts is 12dbm |
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Definition
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Term
if you have an amplifier that outputs 36 volts when you input 1.4 volts, how much gain does it have |
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Definition
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Term
what is the db difference between 1 volt and 11 volts |
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Definition
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Term
if you have a piece of gear whose max output is 23dbv, what would the voltage be |
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Definition
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Term
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Definition
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Term
how many pascals is 98db spl |
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Definition
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Term
if you have a piece of gear that outputs 8.2 volts, how many dbv is that |
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Definition
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Term
if you have a piece of gear that outputs 7.6 volts, how many dbu is that |
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Definition
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Term
what is the ohms law symbol for current |
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Definition
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Term
what is the ohms law symbol for voltage |
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Definition
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Term
what is the ohms law symbol for resistance |
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Definition
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Term
what is the ohms law symbol for power |
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Definition
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Term
in a singe phase power system, how many conductors are there, and what are their color codes |
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Definition
4. red, black, white, green |
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Term
in a 3 phase Y power system, how many conductors are there and what are their color codes |
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Definition
5. red, black, blue, white, green |
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Term
in a 3 phase power system, each hot leg is ________ degrees out of phase with the other hot legs |
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Definition
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Term
what is the name of the industry standard connector used to tie your power distribution rack into a venue's disconnect |
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Definition
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Term
what is the tie in sequence when connecting camlocks to your power distro |
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Definition
ground, neutral, hot, hot, hot |
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Term
what are the two types of over current protection devices used in audio equipment |
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Definition
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Term
once power is safely tied in, you are ready to start doing what |
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Definition
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Term
on a 3 phase Y power system, voltage between a hot leg and ground should be |
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Definition
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Term
on a 3 phase Y power system, voltage between 2 hot legs should be |
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Definition
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Term
what is the disconnect sequence when unhooking your power distro at the end of a show |
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Definition
hot, hot, hot, neutral, ground |
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Term
name two types of graphs commonly seen in specification sheets |
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Definition
frequency response, polar |
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Term
in order to maintain proper voltage transfer between pieces of equipment, your input impedance must be at least 10 times ______ than your output |
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Definition
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Term
define "audio distortion" |
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Definition
anything that alters a pure input signal |
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Term
define musical "dynamic range" |
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Definition
difference between loudest and quietest passage of music in a performance |
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Term
define electronic "dynamic range" |
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Definition
difference between max output level before clipping and noise floor |
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Term
most amplifiers operate in two different modes, what are they |
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Definition
dual stereo, bridged mono |
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Term
name 3 types of internal wiring for drivers in a speaker cabinet |
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Definition
series, parallel, series parallel |
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Term
what are audio horns used for |
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Definition
control dispursion patterns of drivers |
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Term
name the 5 most typical polar patterns for all microphones |
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Definition
omni, bi-directional, cardioid, hyper cardioid, super cardioid |
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Term
when using a cardioid vocal microphone, your monitor wedge should be oriented where in relation to the mic |
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Definition
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Term
name 4 functional uses for different microphones |
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Definition
hand held, stand mount, parabolic, lavalier |
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Term
define the term "transient response" |
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Definition
mic ability to react quickly |
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Term
define the term "proximity effect" |
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Definition
bass increases as sound source gets closer |
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Term
many vocal microphones have a rise in their hight frequency response, why |
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Definition
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Term
name 2 companies that manufacture touring splitter systems |
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Definition
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Term
how many times can an analog splitter split your input signal before causing signal degradation and impedance problems |
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Definition
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Term
name 4 types of audio signal splitting |
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Definition
parallel, transformer isolated, active, digital |
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Term
name 4 major components of an analog splitter system |
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Definition
subsnakes, main splitter rack, multipin cables, multipin fanouts |
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Term
name 3 companies that manufacture multipin connectors |
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Definition
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Term
on a touring spitter system, the console that is to provide phantom power to the microphones must be connected to which split |
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Definition
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Term
what type of digital splitter is used at FSL1 |
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Definition
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Term
what is the name of the underlying network technology that allows the digital splitter at FSL1 to operate effectively |
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Definition
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Term
name two splitter related items often used in permanent instal facilities |
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Definition
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Term
name 4 audio console manufacturers |
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Definition
yamaha, midas, sound craft, allen & heath |
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Term
what does the term "console frame" refer to |
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Definition
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Term
name two things you could use a direct output for |
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Definition
fx sends, recording feeds |
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Term
how many EQ filters do most professional consoles have on each channel |
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Definition
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Term
(true/false) aux sends take copies of input channels and matrix sends take copies of output busses |
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Definition
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Term
(true/false) aux sends can be pre or post the stereo buss fader |
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Definition
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Term
define the term "audio subgroup" |
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Definition
post fader unity gain send |
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Term
define the term "aux send" |
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Definition
pre or post fader variable send |
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Term
(true/false) matrix sends can be set to pre or post fader |
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Definition
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Term
name 3 practical uses for the matrix |
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Definition
delay stacks, recording device feeds, ALD mixes |
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Term
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Definition
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Term
what does a mute group do |
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Definition
mutes multi-channels with 1 button |
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Term
most digital console have their inputs and outputs in external racks called the... |
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Definition
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Term
define the term "soft patching" |
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Definition
ability to sign any XLR input to any fader on the console |
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Term
define the term "virtual soundcheck" |
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Definition
sound check without the band |
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Term
name 3 ways that you can store the settings on a digital console (types of media) |
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Definition
usb key, compact flash card, internal hard drive |
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Term
name two features that we are going to see coming out on future digital consoles |
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Definition
system processors onboard, multi operator environment |
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Term
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Definition
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Term
what does the fader flip function allow an engineer to do |
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Definition
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Term
name 3 things you can with a user defined key on a digital console |
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Definition
tap tempo, page changing, graphic EQ recall |
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Term
name 5 parameters of a compressor |
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Definition
threshold, ratio, attack, release or decay, output gain |
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Term
what two signals does a compressor graph compare |
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Definition
input levels vs output levels |
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Term
where in the signal chain are limiters used most often in sound reinforcement |
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Definition
bandpass outputs of crossover |
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Term
what are the 5 parameters of a gate |
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Definition
threshold, range or depth, attack, hold, release |
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Term
what does the range (or depth) control do on a gate |
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Definition
sets amount of attinuation of audio signal when gate is fully closed |
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Term
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Definition
amount of time it takes for a signal to decay 60db once signal has stopped |
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Term
name the 4 primary ways to create artifical reverberation |
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Definition
digital reverb, spring reverb, plate reverb, reverb chamber |
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Term
name 5 types of EQ filters found on audio consoles and system processors |
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Definition
high pass, low pass, shelving, parametric, graphic |
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Term
what is the one user definable parameter on a high pass filter |
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Definition
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Term
list the slope in db per octave for the following orders |
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Definition
1st order 6 2nd order 12 3rd order 18 4th order 24 |
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Term
what are the two user definable parameters of a shelving filter |
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Definition
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Term
what are the three user definable parameters of a parametric filter |
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Definition
center frequency, bandwidth, level |
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Term
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Definition
half or doubling of a frequency |
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Term
octaves are percieved by our ears as having equal ______ |
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Definition
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Term
graphic EQ filters have a fixed bandwidth of _________ |
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Definition
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Term
what are the three primary shapes of crossover filters |
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Definition
linkwitz-riley, butterworth, bessel |
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Term
if i am using a stereo 4-way system, how many inputs and outputs does my crossover need to have |
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Definition
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Term
rigging is the process of _______ |
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Definition
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Term
name the 5 primary tools a rigger uses to "hang a point" |
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Definition
sling, shackles, rings, hooks, rope |
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Term
why do riggers carry so much rope around |
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Definition
pull the rigging assembly to working height |
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Term
what are burlap bags used for when rigging a point |
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Definition
cut down friction between I beams and sling |
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Term
who mandates that riggers wear Fall protection systems when working above a height of 6ft. |
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Definition
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Term
_______ are the most common types of load bearing support in arenas |
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Definition
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Term
what are the 3 most common types of hitches used to hang a rigging point from an I beam |
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Definition
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Term
what is a center cluster of speakers typically used for |
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Definition
extra reinforcement to primary vocalist or soloist |
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Term
line array cabinets are controlled in zones of ____ boxes each |
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Definition
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Term
what device could be used to connect to NL4s or NL8s together |
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Definition
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Term
if i wire two 8ohm drivers in parallel, what is the load |
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Definition
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Term
if i wire two 8ohm drivers in series, what is the load |
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Definition
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Term
if i wire four 8ohm drivers in series-parallel, what is the load |
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Definition
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Term
name the three "categories" of video production, as outlined in class |
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Definition
live, live to tape, taped for post production |
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Term
what does IMAG stand for? provide an example of where you might see this style of video production |
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Definition
Image magnification, corporate speaking/live events |
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Term
what does NTSC stand for? |
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Definition
national television systems committee |
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Term
what is the resolution and frame rate for NTSC color video |
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Definition
525 lines of resolution, 29.97 frames per second |
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Term
with regards to the television signal, what does chrominance refer to |
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Definition
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Term
with regards to the television signal, what does chrominance refer to |
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Definition
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Term
what does CCD stand for? what does a CCD do |
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Definition
charges coupled device, transduce light into electrical signal energy |
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Term
name the three principle parts of a video camera |
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Definition
lens, camera body, view finder |
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Term
name the four primary types of transitions in video |
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Definition
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Term
what specialized video monitor displays the luminance and horizontal sync information |
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Definition
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Term
what specialized video monitor displays chrominance information along with the sub carrier |
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Definition
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Term
name 5 items you'd find in an audio engineer's tool kit |
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Definition
audio adapter kit, volt meter, spl meter, cable tester, soldering iron |
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Term
why don't we use very attack times on drum compression |
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Definition
you want the internal impulse to pass through compression |
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Term
why do you want all of your FX returns to be assigned to a VCA or a mute group |
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Definition
so you can mute them all between songs |
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Term
name 2 benefits of driving your subwoofer off an auxiliary |
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Definition
overall level control, a person can control |
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Term
define the term "power lock" as it relates to wireless microphones and IEM's |
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Definition
software lockout off the power switch |
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Term
(true/false) you should always put your cue wedge on a road case as close to your ear as possible |
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Definition
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Term
(true/false) there is little to no potential for feedback when your artists are using IEM's |
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Definition
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