Audio Components Flashcards
Which of the following can be used to automatically turn off unused microphones?
gates
Which of the following is allowed by a parametric equalizer?
Center frequency and bandwidth adjustments
The function of an audio mixer is to _____.
combine, control, and route audio signals from inputs to outputs
Many amplifiers now have a built-in _____ to protect themselves from severe clipping and overdriving of the audio signal.
Limiter
_____ prevent loud signals from being too loud.
Compressors
The amplifier comes right before _____ in the audio system chain.
the loudspeakers
_____ are used to limit the impact of extreme sound pressure spikes, such as a dropped microphone.
Limiters
Besides a power switch, what else can modern amplifiers have?
input sensitivity controls and digital signal processing
What does a low pass filter do?
passes the low frequency content of a signal
A high pass filter is typically used during equalization for _____.
Removing rumble from an HVAC system.
Compressors, limiters, and expanders are all _____.
dynamic processors
What does a gain sharing automatic mixer do?
turns up used microphone channels and turns down unused microphone channels
What is the main function of a graphic or parametric equalizer?
to boost or cut a specific frequency range
