A UHF (Ultra High Frequency) wireless microphone is a professional-grade audio device that transmits sound via radio waves in the 300 MHz to 3 GHz frequency range. This technology is the industry standard for live performances, broadcasting, and large-scale events due to its superior signal stability and resistance to interference compared to VHF or 2.4 GHz systems.
Core Components
A standard UHF system consists of two primary parts:
Transmitter: Built into a handheld microphone or a compact bodypack for lavalier/headset mics. It converts audio into a radio signal and broadcasts it.