| Term | Definition / Meaning / Stand for |
| ACN |
Audio Control Network |
| ADR |
Automated Dialogue Replacement |
| ADS |
Audio Digital System |
| AF |
Audio Frequency |
| AFD |
Audio Frequency Distribution |
| AGC |
Automatic Gain Control |
| ALC |
Automatic Level Control |
| AM |
Amplitude Modulation |
| ANL |
Automatic Noise Limiter |
| APT |
Audio Processing Technology |
| ARC |
Audio Return Channel |
| ART |
Acoustic Resonance Technology |
| ASI |
Asynchronous Serial Interface |
| ATR |
Audio Tape Recorder |
| ATSC |
Advanced Television Systems Committee |
| AUX |
Auxiliary Input |
| AVR |
Automatic Volume Control |
| BAL |
Balanced Audio Line |
| BCI |
Broadcast Content Index |
| BFO |
Beat Frequency Oscillator |
| BGM |
Background Music |
| BLM |
Broadcast Level Meter |
| BNC |
Bayonet Neill-Concelman Connector |
| BOH |
Bottom of the Hour |
| BPF |
Band-Pass Filter |
| BPS |
Bits Per Second |
| BPSK |
Binary Phase-Shift Keying |
| BSA |
Broadcast Satellite Allocation |
| BSI |
Broadcast Systems Integration |
| BSM |
Broadcast Signal Monitoring |
| BTA |
Broadcast Transmission Agreement |
| BTSC |
Broadcast Television Systems Committee |
| BW |
Bandwidth |
| CAP |
Common Alerting Protocol |
| CDMA |
Code Division Multiple Access |
| CEA |
Consumer Electronics Association |
| CIB |
Commercial Insertion Break |
| CIC |
Carrier Identification Code |
| CMB |
Commercial Music Broadcast |
| CNR |
Carrier-to-Noise Ratio |
| COM |
Communications |
| COTS |
Commercial Off-The-Shelf |
| CRC |
Cyclic Redundancy Check |
| CRI |
Commercial Radio International |
| CRL |
Continuous Recording Log |
| CT |
Cue Tone |
| CTP |
Commercial Traffic Program |
| CVO |
Commercial Voice Over |
| DAA |
Digital Audio Archive |
| DAB+ |
Enhanced Digital Audio Broadcasting |
| DAB-IP |
Digital Audio Broadcasting over IP |
| DAB |
Digital Audio Broadcasting |
| DAC |
Digital-to-Analog Converter |
| DME |
Digital Media Encoder |
| DML |
Dynamic Microphone Level |
| DPD |
Digital Predistortion |
| DPL |
Digital Pilot Level |
| DRC |
Dynamic Range Compression |
| DRC |
Dynamic Range Control |
| DSB |
Double Sideband |
| DSBSC |
Double Sideband Suppressed Carrier |
| DSP |
Digital Signal Processing |
| DTB |
Digital Terrestrial Broadcasting |
| DTH |
Direct-to-Home Broadcasting |
| DTT |
Digital Terrestrial Television |
| DVB-H |
Digital Video Broadcasting-Handheld |
| DVB |
Digital Video Broadcasting |
| EBU |
European Broadcasting Union |
| EBW |
Effective Bandwidth |
| ECA |
Electronic Commercial Automation |