Undercover - Undercover FM has evolved from being a pirate radio station to its present legal status of a not-for-profit Radio Station based in the heart of the UK and broadcasting the surrounding area via 103.7FM and through the internet stream. Undercover FM is a non-profit organization that works tirelessly on their creative and positive program. in culture and the arts. Here, the radio station also serves as a platform for DJs, producers and presenters who would otherwise struggle getting attention via the medium of radio. In this sense, independent music is played from a wide range of underground dance genres and styles.