example of a mini FM tranmitter--takes a couple AAA batteries and can broadcast at 88.1, 88.3, 88.5, and 88.7
also, the article talks about faulty satellite radios, but it also can be done via the mini FM transmitters.(I think some people have satellite radios with a built in way to broadcast on an FM frequency while others buy these mini-FM transmitters to do this--only it reacher more than just THEIR car! Sirius is probably upset, but people probably only hear "Howard" for a minute before the sat-radio-equipped car changes lanes and moves away.