What is the purpose of “equalization†in an audio system?
To balance frequency response and improve sound quality
To increase volume
To reduce cable length
To route audio signals
Which of the following best describes “gain structure†in audio system design?
The ratio of input to output voltage throughout the signal chain to avoid distortion
The physical size of an amplifier
The number of microphones in a system
The type of speakers used
What does the acronym “ANSI†stand for in AV standards?
American National Standards Institute
Automated Network System Integration
Audio Network Standard International
Association of Networked System Installers
Which microphone pickup pattern is most sensitive to sound from all directions?
Cardioid
Omnidirectional
Hypercardioid
Bi-directional
What is a common method to reduce electrical noise in AV systems?
Ground loops
Proper grounding and shielding
Increasing cable length
Using unshielded cables
What does the term “gain before feedback†refer to in audio system design?
The maximum volume before distortion occurs
The maximum amplification before the system produces feedback noise
The increase in amplifier power over time
The difference between input and output signal strength
Which type of cable connector is typically used for balanced audio?
RCA
XLR
HDMI
USB
What does “HDBaseT†technology allow?
Transmitting uncompressed high-definition video, audio, and control signals over long distances via Cat5e/6 cable
Wireless video transmission
Audio mixing
Powering devices wirelessly