Hello! I've been having a weird problem with my scanner. Whenever there aren't any transmissions for at least a minute i get a weird clicking, almost heart beat sound. It goes away once i receive a transmission, but starts again after a minute of no traffic.
https://drive.google.com/file/d/0B1MPy-foTPHoUzk2NGZsclJCdHc/view?usp=drivesdk
https://drive.google.com/file/d/0B1MPy-foTPHoUzk2NGZsclJCdHc/view?usp=drivesdk