Originally Posted by
RC TTwins
i know at my track they hand out transponders you have to put on ur car but you cant use amb pt you have to use they ones they hand out because there lap counting software does not pick the signal up. and yes they are like $90- $100 i have one that i cant even use.

AMB is the most widely used.. and yes, they are now $115
Check with your local track and find out what they are using... there are a couple others that are not compatible..
Jerome
