Midterm Concepts Flashcards
Professional line level signals are transmitted via ____________ lines.
Balanced, low-impedance
Professional microphone signals are transmitted via ____________ lines.
Balanced, low-impedance
In a balanced line, ___________ is employed to actively remove noise picked up during signal transmission.
Common-mode rejection
In Studio A, what kind of signal is used to carry multitrack audio to and from the API console and Pro Tools?
Analog line-level
In Studio A, what kind of signal is used to carry program audio (mixes) to and from the Rosetta 800 and Pro Tools?
AES
In Studio A, what kind of signal is used to carry program audio (mixes) to and from the API console and Rosetta 800?
Line-level analog
In Studio A, without patching, which API console outputs feed the Rosetta 800 analog inputs 7 & 8 via a patch bay normal?
Grand Master outputs
In Studio A, without patching, which API console inputs are fed from the Rosetta 800 analog outputs 7 & 8?
Playback Monitor 2T1
In Studio A, without patching, which API console outputs feed the Pro Tools audio inputs for multitrack recording?
Either direct outputs or multitrack summing bus outputs depending on DL connection
In Studio A, without patching, which API console inputs are fed from the Pro Tools audio outputs?
Channel Tape inputs
Using a hardwire split of the output of a microphone causes signal degradation in the form of ________ .
Loading
The primary function of a “direct box” or “DI” is to _______________ .
Change a high-impedance, unbalanced signal to a low-impedance, balanced signal
A key advantage of using an active direct box is __________ .
Constant input and output impedance regardless of the volume level of the source
A key advantage of using a passive direct box is __________ .
Electrical isolation
Which of the following is the proper procedure for setting the level of a mic on a console input channel under normal circumstances?
Set the fader to unity gain and adjust the mic preamp
In a standard professional analog patch bay, “full-normalled” patch points operate as follows when a plug is inserted:
Output breaks, input breaks
In a standard professional analog patch bay, “half-normalled” patch points operate as follows when a plug is inserted:
Output splits, input breaks
In a typical studio installation, which patch bay rows are “full-normalled?”
Mic lines and preamp inputs
Which microphone uses the difference in capacitance between the diaphragm and a backplate as its means of transduction?
Condenser
Which microphone uses magnetic induction as its means of transduction?
Moving coil and ribbon
A microphone that reacts to signals arriving at both sides of its diaphragm is known as a __________ mic.
Pressure gradient
Which microphone will always have an omni-directional polar pattern?
Pressure
Which of the following mics is most likely to be damaged by phantom power?
Ribbon
When selecting studio quality mics, which characteristic might lead an engineer to choose a small diaphragm condenser microphone over the other types? (In other words, which specification is typically best in a small diaphragm condenser microphone?)
Better transient response
Which studio quality microphone will typically have the best sensitivity at low levels?
Large diaphragm condenser
The uneven frequency response of signals arriving at the rear of a cardioid mic is known as _______ .
Off-axis coloration
The increase in low frequency response as a cardioid mic is placed closer to a source is known as ______ .
Proximity effect
Per the discussion in class, which sonic characteristic is common in all moving coil microphones, especially when compared to condensers?
Apparent compression due to poor transient response
To better assure phase compatibility between multiple microphones on the same source, a ______ ratio should be used when placing a distant mic relative to the close mic and the source.
3:1