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54 Cards in this Set
- Front
- Back
How many types of S.M.F.'s (Standard MIDI Files) are there? What type is the most common?
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3 types, type 1 is the most common.
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If the MSB (Most Significant Byte) is a 0, what type is it?
If it's a 1? |
0 = Data Byte
1 = Status Byte |
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What year was MIDI Standardized?
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1983
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What MIDI Pins transmit and receive data?
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Pins 4 and 5
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What is the transmission rate of MIDI, what is this rate called?
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Transmission Rate = 31250 Bits per second (Baud Rate)
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What is MTC? Who invented it? What year?
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MIDI Time Code. Digidesign. 1996
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Capcitance is measured in?
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Farad's
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Inductance is measured in?
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Henry's
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Power is measured in?
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Watts
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Resistance is measured in?
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Ohms
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Current is Measured in?
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Amps
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What is the standard power provided in most outlets?
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110v AC @ 60hz
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4 aspects of a wavelength
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Amplitude, Frequency & Period, Wavelength, Phase
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An accelerating magnetic field crossing a ________ induces a current.
capacitor resistor inductor conductor |
conductor
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V = IR is known as?
Kircoffs law junction rule power law Ohms law |
Ohms
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The Amplitude of a sound wave is represented by what electronic measurement?
Henrys (H) Ampers (I) Voltage (V) Farads (F) |
Voltage
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A material that has very high reistance is called?
a coil an inductor a conductor an insulator |
an insulator
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Resistance, or load, is measured in?
Amps Voltage Ohms Henrys |
Ohms
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The rate at which electrons are flowing is called what?
Henrys Current Capacitance Resistance |
Current
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What pin on an XLR connector is "ground" ?
1 2 3 4 |
1
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A DI box contains a _________
capacitor resistor and a capacitor a transformer a summing amp |
a transformer
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Capacitance is measured in ?
farads amps henrys french |
farads
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If a cable in a multi-core cable is brown with a black stripe, what number would you expect it to be?
10 11 01 I'm color blind |
10
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The difference between a limiter and a compressor is determined primarily by the following settings:
attack and release time threshold and attack time ratio, attack time, and threshold ratio and the slope threshold and release time |
ratio, attack time, and threshold
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Negative or BAD effects produced by improper compressor settings include
phasing limiting CFS pumping and breathing ringing |
pumping and breathing
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To protect your speakers from excessive peak transient levels, you would use a
Pultec Phase EQ x-over Limiter |
limiter
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On most noise gates, the user can adjust the following things:
Threshold, attack, decay, phase Attack, range, hold, delay time Attack, release, make-up gain, threshold Threshold, attack, hold, release, range Threshold, ratio, attack, peak |
Threshold, attack, hold, release, range would be awarded
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Sometimes we can reverse the effects of over compressing by using ____________?
a compressor with a ratio smaller than 1:1 an exciter a phase reversal a limiter an equalizer |
a compressor with a ratio smaller than 1:1
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A Flangers operation is based on mixing a modulating delayed signal with the original signal. This delayed signal must be in the range of ______________.
1 to 10 milliseconds 10 to 20 milliseconds 30 to 40 milliseconds 1 second 1 to 15 microseconds |
1 to 10 milliseconds
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A large amount of feedback is important in producing which effect?
reverb flanging chorus slap echo phasing |
flanging
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A fully parametric EQ would typically have how many knobs per band?
3 6 9 12 can't be determined |
3
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The slope of a 3 pole filter is
6 dB/octave 12 dB/octave 18 dB/octave 24 dB/octave none of the above |
18 db/octave (6db per pole)
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In the simplest terms, a compressor can be thought of as
a filter a noise gate an automatic equalizer noise reduction an automatic fader |
an automatic fader
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A VCA is an amplifier whose output is regulated by
a control voltage the bandwidth of the input signal peak limiting make-up gain the dynamic range of the input signal |
a control voltage would be awarded
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The main difference between chorus and flange effects are ______________.
threshold and rate feedback and rate rate and depth rate and feedback level delay time and feedback level |
delay time and feedabck level
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A filter that removes a very narrow band of frequencies is a
band pass filter notch filter bell curve low cut filter anti-aliasing filter |
notch filter
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The roll off rate or slope of a filter is expressed in ______________.'
dBV dB/octave dBm dB/decade dB/slope |
dB/octave
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On Eqs, a bell curve with a HIGH Q factor would be ___________?
narrow a shelf EQ very wide a LPF a HPF |
narrow
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A combination of a high pass filter and a low pass filter creates a ______________?
notch filter band pass/stop filter sweep EQ parametric EQ high pass filter |
band pass/stop filter
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When using a low or high pass filter, the point where the signal has been attenuated 3dB is called the ______________?
turnaround frequency nyquist frequency alias frequency hinge frequency cut off frequency |
cut off frequency
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On a reverb unit, the decay time or RT60 indicates what?
The time it takes for the sound to fully die The time it takes before the unit needs to be replaced The time it takes the early reflections to get to the observer The time it takes a sound to decay to a level 60dB below its full strength The fusion zone |
The time it takes a sound to decay to a level 60dB below its full strength
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Which of the following is a condenser microphone?
Neumann TLM-170 Shure SM 58 AKG D112 Electrovoice RE-20 |
Neumann TLM-170
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A condensor microphone's operation is based on
resistance capacitance inductance diffusion reactance |
capacitance
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Which polar pattern would be considered unidirectional (one direcrtion)?
omni lobe figure eight cardioid trapezoid |
cardiod
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An omni directional mic is sensitive to sounds
in front of the mic behind the mic to the sides of the mic all of the above a + c only |
all of the above
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A Neumann U87 mic has how many polar patterns?
1 2 3 4 5 |
3
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Which type of mic is generally used for live concert applications?
ribbon condenser piezo electret moving-coil |
Moving Coil
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When a mic is moved closer to the sound source, there is an apparent boost in the bass response, this is called
low pass reinforcement low end rumble proximity effect bass saturation probability effect |
proximity effect
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While recording an acoustic guitar in a live room with good acoustics you decide to use an ambient mic ('room mic'), the best one to use would be
SM57 D112 RE20 U87 MD 421 |
U87
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The directional characteristics of an audio transducer are shown on a
frequency response graph dynamic range graph polar pattern graph box venting nomograph spectrum analyzer |
Polar Pattern Graph
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If the rear capsule ports are closed, a cardioid microphone becomes
figure eight hyper cardioid omnidirectional super cardioid bi-directional |
omni directional
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Which of the following examples of microphone polar patterns do not exhibit the proximity effect?
Cardioid Omni directional Figure - 8 Hypercardioid A + D |
omni directional
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Which microphone does not have a bass roll-off (high-pass) filter?
RE20 SM 57 C 414 TLM 170 |
SM 57
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A frequency response curve of a microphone indicates
the level of all frequencies within the audio spectrum the deviation in level of all frequencies on the audio spectrum from input to output of the microphone the level above and below a known reference for all frequencies on the audio spectrum the response of the human ear to frequencies created by the diaphragm of the microphone none of the above |
the deviation in level of all frequencies on the audio spectrum from input to output of the microphone
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