Search found 2 matches

by slimjim
Sun Jan 06, 2002 2:12 pm
Forum: General Discussion
Topic: motion detector
Replies: 8
Views: 3391

Re: motion detector

Thanks Chris, Well it look like I may have bypassed that part of the circuit. I may be wrong! I run trending graphs @.5 seconds per analog signal sample. Its rides @ 2.2 volts and swings +- about 2 volts depending on whats out there. When probing with the scope I did see some slow voltage changes wh...
by slimjim
Sat Jan 05, 2002 11:10 am
Forum: General Discussion
Topic: motion detector
Replies: 8
Views: 3391

Re: motion detector

After reading the above very useful information I thought I might add a little on the subject of motion sensors. Here's some info on how I have modified the sensors. I use the sensor head only, supply them with 5 volts and pick off the analog signal from one of the quad op-amp pins with a current li...