Definitions Flashcards
(28 cards)
What is a 1/3 octave equalizer?
A graphic equalizer with fixed frequency bands shaped to the system’s response.
What does 4K resolution represent?
A video format with resolution four times that of full HD (3840×2160 or 4096×2160).
What is an access point?
A network device that allows other devices to connect to a network.
Define amplifier.
A device for increasing the strength of signals.
What is ambient noise?
The sum of all sounds in an area.
What does analog signal mean?
A continuously variable signal.
What does ‘aspect ratio’ refer to?
The ratio of image width to image height.
Define audio signal.
An electrical representation of sound.
What is AVB (Audio Video Bridging)?
A standards-based audiovisual protocol using Ethernet with prioritized data.
What is a band?
A grouping or range of frequencies.
What is bit depth?
The number of bits used to specify a parameter.
What is a block diagram?
A diagram showing the principal parts of a system using geometrical figures.
What does a BNC connector do?
Connects coaxial cable via a bayonet-type lock for reliable signal transport.
What is a byte?
A data word containing 8 bits; also called an octet.
Define cable.
An assembly of more than one conductor (wire).
What is a capacitor?
A passive device with plates separated by dielectric to store electrical charge.
What is Category 5 (Cat 5)?
A cable type for 100Ω UTP with speeds up to 100Mbps.
What is Category 6 (Cat 6)?
A cable type for Gigabit Ethernet with specs to reduce crosstalk and noise.
What is Category 6A (Cat 6A)?
A cable standard for 10 Gigabit Ethernet with separated twisted pairs and improved specs for crosstalk.
Define chassis ground.
A 0V connection point on an electronic device’s enclosure, may or may not be connected to earth ground.
What is a BNC connector?
A connector with a bayonet lock used for coaxial cables in SDI, RF, video, and time code.
What is a codec?
A device or software that encodes or decodes a data stream for transmission/reception.
What is crosstalk?
An unwanted signal effect from one channel to another in a transmission system.
What is Dante?
A digital audio network protocol sending AV over standard Ethernet; developed by Audinate.
