Digital Signal Processing (DSP) in Amateur Radios
What is Digital Signal Processing (DSP)? Digital Signal Processing (DSP) is a technology used in amateur radios to improve audio clarity by reducing unwanted noise and enhancing weak signals. Unlike…
April 2025
Dynamic Noise Reduction (DNR) in Amateur Radios
What is Dynamic Noise Reduction (DNR)? Dynamic Noise Reduction (DNR) is an advanced signal processing feature in amateur radios that reduces background noise while preserving speech clarity. By filtering out…
What is VOX (Voice Operated Transmit) in Radio Communications
What is VOX? VOX(Voice Operated Transmit) is a feature in two-way radios that allows hands-free communication. Instead of pressing the push-to-talk (PTT) button, the radio automatically transmits when it detects…