Ask Video AudioPedia 103 Digital Audio Terms and tandards

The NLE AudioPedia series, our video-based audio encyclopedia, is a comprehensive dictionary of audio terminology. It's an invaluable resource for sound engineers, musicians, students, educators and all audio enthusiasts. This first installment is about Sound Waves and Hearing.

AudioPedia - noun | Au·di·o·Pe·di·a | [aw-dee-oh-pee-dee-uh] An animated, short format video informational resource explaining in plain English all aspects of audio: acoustics, mixing, mastering, recording, digital audio terms, microphones, recording, and more.

Created by our audio expert Joe Albano, AudioPedia is the ultimate audio reference tool. Here are the topics covered and defined in the first installment of this authoritative series:

Digital Audio Terms and Standards

Digital Audio
PCM, LPCM | WAV, AIFF
ADC | Analog to Digital Converter
DAC | Digital to Analog Converter
Sampling
Sample Rate | Sampling Rate
Nyquist Theory | Nyquist Rule
Aliasing | Anti-Aliasing Filter
Quantization (ADC)
Bit Resolution | Bit Depth
Quantization Distortion | Quantization Error | Rounding Error
Dither
Oversampling | 1-Bit | Delta-Sigma
Hi-Res Digital Audio | 24|96
Data Compression | Data Reduction
Lossless | Lossy Codecs - FLAC, ALAC | MP3, MP4, AAC
Bitrate
Perceptual Coding