| ??? 04/18/03 19:09 Read: times |
#43715 - RE: *****About "pulsating"***** Responding to: ???'s previous message |
That's why it isn't a multiple of 50 or 60 Hz - specifically to stop the signal from the mains supply being detected by mistake.
Other techniques - generate your own 102.000Hz signal and use a "phase sensitive" detector to look for the signal - this method is highly selective. Steve |
| Topic | Author | Date |
| *****About "pulsating"***** | 01/01/70 00:00 | |
| RE: *****About "pulsating"***** | 01/01/70 00:00 | |
| RE: *****About "pulsating"***** | 01/01/70 00:00 | |
| RE: *****About \ | 01/01/70 00:00 | |
| RE: *****About "pulsating"***** | 01/01/70 00:00 | |
| RE: *****About "pulsating"***** | 01/01/70 00:00 | |
| RE: *****About "pulsating"***** | 01/01/70 00:00 | |
| RE: Optical Doppler | 01/01/70 00:00 | |
| RE: Optical Doppler | 01/01/70 00:00 | |
| RE: Optical Doppler | 01/01/70 00:00 | |
| RE: *****About "pulsating"***** | 01/01/70 00:00 | |
| RE: *****About "pulsating"***** | 01/01/70 00:00 | |
| RE: *****About "pulsating"***** | 01/01/70 00:00 | |
| RE: *****About "pulsating"***** | 01/01/70 00:00 | |
| RE: *****About \ | 01/01/70 00:00 | |
RE: Ceappy posting title | 01/01/70 00:00 |