Electronic pinking detector

Electrostatic discharge tester

Engine combustion condition detecting apparatus equipped...

Engine detonation sensor with double shielded case

Engine knock control with detector and filter

Engine knock detection system and method

Engine knock sensing apparatus

Engine knock sensor

Engine knock sensor and structure for mounting the same

Engine knock signal generating apparatus with noise channel inhi

Engine knock signal processing circuit

Engine knocking meter

Engine pressure and knock sensor

Engine vibration sensor

Engine vibration transmission structure

Engine with knock sensing apparatus having multiple frequency tu

Engine with knock sensing using product component of knock vibra

Engine-knock detection method and apparatus