Hey Dave Yes my name is Paul and I was using something called a Smartboard. It is cool isn't it? I am blessed to have one for sure. It has been a wonderful addition to my class. Thanks for your comment on the video! I talked to some of the pico guys and they are looking into the duty cycle low measu...

2001 Chevy Blazer 4.3 VIN W engine Here is the history: Engine was replaced recently, misfire code P0300 present with #1 cylinder showing the most misfires. While watching live misfire monitor (scan data) the #1 is the only on that shows a misfire and it is slight. Only 18 misfires on average over a...

Welcome Kev
Good to have you here!

Thank you Alan, I will try that

I was showing my students how to monitor a solenoid type IAC in class. When I added some measurements I couldn't change my duty cycle to measure the low portion of the waveform. As this was a ground side switched circuit. It was important to be able to do this as the "on-time" is the low portion of ...

I had to cut the above to be able to post this I just didn't want any one to use this method if it doesn't work. So after your second vehicle one bad and one known good you are now the authority on pressure waves pretty good going sport. Here are the known good engine pics. If only I could master p...

PicoScope 6.6.16 (which also contains PicoDiagnostics 1.4.30) is now available for download from http://www.picoauto.com/software.html . This release does not add any significant new features but fixes several customer reported bugs so is a recommended download if you have been experiencing any iss...

Hello Paul I've just watched your O2 PCM response test on YouTube and was very impressed, you make it so simple to understand and the instructions at the start of the video are great! As someone very new to scopes I like to watch videos and learn and you'll be a great help! Welcome to the forum... ...

Ok I don't know if anyone is still following thread but here it goes anyway. I believe that bad information is worse than no information at all. One of the things that I always try to do when taught something new is to test the theory and learn all of the variables. I believe that my previous captur...

Here is the original pico file at idle