Pete Paraska writes: > than trying to guess what that accelerometer (knock sensor) was REALLY > telling you. Huh? A knock sensor is just a microphone basically... -- Jonathan R. Lusky -- lusky at knuth.mtsu.edu "Turbos are nice but I'd rather be blown!" 68 Camaro Convertible - 350 / TH350 80 Toyota Celica - 20R / 5spd