The ignition signal of automobile engine that is caused by hall sensors and electromagnetism sensors of ignition systems correspond to the engine rev and load,its precision effects on adjustment about ignition timing and energy directly.

• 汽车发动机点火信号,由点火系的霍尔传感器或电磁传感器产生。 点火信号与发动机转速及负荷相应,其精度直接影响到点火正时的调整及点火能量的大小。