C. Crane offers this for your transmitting pleasure! http://www.ccrane.com/radios/fm-transmitters/fm-transmitter-2.aspx#.US5RZDDCaSo How much fun will it be to bother everyone within a 45 ft. radius of your car?! Cool! 73, GJ Gerry Jurrens N2GJ mailto:n2gj at amsat.org