This video from RF Venue makes is really easy to understand why and how microphone signals drop out and why you might have problems during your event. RF Venue is a manufacturer of high-quality radio frequency (RF) antennas and antenna distribution systems. Watch this here.
See the full line of RF Venue products here. And we can help you design a reliable multi-microphone wireless system, or find a new set of operable frequencies for what you already have. We do it every day.