dac
dac — noun
- dacsingular
- dacsplural
1. An electronic circuit or chip that translates digital data — binary code made of
An electronic circuit or chip that translates digital data — binary code made of ones and zeros — into a continuously varying analogue signal, such as sound waves or voltage levels. DACs are essential in devices that need to convert stored digital audio or video into signals that speakers or screens can use.
Amira bought an external DAC to improve the sound quality from her laptop's music player.
external DAC — a standalone converter added to a device
The DAC chip in Emma's TV turns digital audio into speech and music for speakers.
DAC chip — the internal component inside a device
Pedro's phone uses a built-in DAC to convert digital songs into electrical signals for headphones.
Nadia's music player stopped producing sound after its DAC failed.
Smartphones use a tiny DAC to turn digital voice data into analogue signals for calls.
- digital-to-analog converter
the full form of the acronym; more formal and descriptive
- D-A converter
a common alternative abbreviation that adds a hyphen for clarity
- ADC
analog-to-digital converter — a chip that performs the opposite conversion, turning analogue signals into digital data
文法句型
DAC + verb (functions / converts / decodes)
用法筆記
DAC is most often pronounced as separate letters ('D-A-C') or, less commonly, as the initialism /dæk/. The phrase 'DAC converter' is redundant because the 'C' in DAC already stands for 'converter'.