Bc796DgoodAlex (who tried to convince me to race in the Gumball Rally on more than one occasion) has a great article detailing his experiences with radio scanners “When was the last time you saw a trucker pulled over for speeding? I’d always assumed that truckers tipped each other off about speed traps via CB radio. But their secret weapon is the humble radio scanner. Here’s how to pick a scanner…” Link.