Sometimes the antenna looks like a small metal stick, sometimes it is a wire, but in most cases it's labeled “ANT.' Replace the antenna Antennas may vary depending on the type of transmitter you are using. Once the transmitter is open, locate the antenna. Be careful to preserve the device's electronics. Locate the seam on the transmitter's case and pry it open with a putty knife (if your transmitter is screwed shut, you'll need a screwdriver to open it).

Although it may not be much, it can turn your car into a vehicle that doubles as a mobile radio station. This signal can be picked up by receivers in the immediate vicinity, but with a few tweaks you can strengthen it and reach up to 100 feet. Tired of the preprogramed junk that makes up radio? Don’t curse the DJ seize the airwaves! An FM transmitter (like this one) is a simple device that connects to your music player and broadcasts your tunes through a weak radio signal.