1st, 2nd.....6th order of Noise
1st, 2nd.....6th order of Noise
(OP)
1. What is the 1st, 2nd , 3rd ,4th, 5th & 6th order of Noise Calculation?
2. what is the physical meaning of it & also what is the significance of each one?
3. how one can measure it?
2. what is the physical meaning of it & also what is the significance of each one?
3. how one can measure it?





RE: 1st, 2nd.....6th order of Noise
2) Varies, read an engine noise book.
3) with a microphone or accelerometer and an FFT analyser
Cheers
Greg Locock
RE: 1st, 2nd.....6th order of Noise