A device for detecting {HEAD ~ knocking} in {TAIL ~ an internal combustion engine} which, when spike noise or noise due to disturbance in the flame in low load running are generated, does not erroneously detect it as knocking 
A device for detecting { HEAD ~ knocking } in { TAIL ~ an internal combustion engine } which , when spike noise or noise due to disturbance in the flame in low load running are generated , does not erroneously detect it as knocking
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH