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General Public Area >> PicoScope >> Waveform display issues
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Message started by liteace on Mar 23rd, 2012 at 7:55am

Title: Waveform display issues
Post by liteace on Mar 23rd, 2012 at 7:55am
Hi All used my scope today for the 1st time wanted to check MAP and o2 sensor but having a small problem with display, as you can see I cant get a nice neat fine line, blue trace MAP, red trace o2, what am I doing wrong ?


https://yabb.autonerdz.com/cgi/yabb2//YaBB.pl?action=downloadfile;file=jo_mini.psdata (1201 KB | )

Title: Re: Waveform display issues
Post by drdiesel1 on Mar 23rd, 2012 at 8:08am
Looks like a dirty signal.  I used a filter to clean it up  [smiley=ok.gif]

Always make sure you have a good ground. I use more than one, but that's just me  [smiley=nerd.gif]
dirty.jpg (93 KB | )

Title: Re: Waveform display issues
Post by liteace on Mar 23rd, 2012 at 8:18am
Thanks for the info, when you say filter, where's than then ??

Thanks

Title: Re: Waveform display issues
Post by drdiesel1 on Mar 23rd, 2012 at 8:47am

liteace wrote on Mar 23rd, 2012 at 8:18am:
Thanks for the info, when you say filter, where's than then ??

Thanks



Here  [smiley=ok.gif]

filter_001.jpg (154 KB | )

Title: Re: Waveform display issues
Post by liteace on Mar 23rd, 2012 at 8:50am
Thanks, I'll give it a try tomorrow, Im going to have a play on the missis Toyota yaris and see if I can grab some waves

Thanks Again

Title: Re: Waveform display issues
Post by drdiesel1 on Mar 23rd, 2012 at 8:53am

liteace wrote on Mar 23rd, 2012 at 8:50am:
Thanks, I'll give it a try tomorrow, Im going to have a play on the missis Toyota yaris and see if I can grab some waves

Thanks Again

Run the filter after the capture, so you don't filter out the signals you're trying to capture.

That's the best way to learn, then you can start on broken stuff  [smiley=thumbsup2.gif]

I see you're not a Pico Group member, so it's gonna be tough to learn the advanced techniques. I would highly recommend buying the Nerd Series.
I've been a tech for 35 years and learned a lot from it.
I always go back and watch it over and over.

You really missed a great deal of information and educational materials from not buying your scope through AutoNerdz.  You might look into a subscription to get started. I know I wouldn't wanna be without it, especially being new to scopes.


Here's a link to the Nerd Series. http://www.autonerdz.com/n1.htm


Here's a link to the support page http://www.autonerdz.com/picokit.htm#_Plus_you_get

You're gonna need something to help you.  I've had mine for about a year and have prior scope experience, but it's pretty overwhelming for anyone without some type of knowledge base  [smiley=2cents.gif]

Title: Re: Waveform display issues
Post by liteace on Mar 25th, 2012 at 8:53am

drdiesel1 wrote on Mar 23rd, 2012 at 8:53am:

liteace wrote on Mar 23rd, 2012 at 8:50am:
Thanks, I'll give it a try tomorrow, Im going to have a play on the missis Toyota yaris and see if I can grab some waves

Thanks Again

You really missed a great deal of information and educational materials from not buying your scope through AutoNerdz.  You might look into a subscription to get started. I know I wouldn't wanna be without it, especially being new to scopes.


I know you dont have to tell me that, Im not new to scopes Ive been using various different scopes over the years, started buying using and selling them so I could work my way up to a Pico

Thanks

Title: Re: Waveform display issues
Post by liteace on Mar 25th, 2012 at 9:51am

drdiesel1 wrote on Mar 25th, 2012 at 9:29am:

liteace wrote on Mar 25th, 2012 at 8:53am:

drdiesel1 wrote on Mar 23rd, 2012 at 8:53am:

liteace wrote on Mar 23rd, 2012 at 8:50am:
Thanks, I'll give it a try tomorrow, Im going to have a play on the missis Toyota yaris and see if I can grab some waves

Thanks Again

You really missed a great deal of information and educational materials from not buying your scope through AutoNerdz.  You might look into a subscription to get started. I know I wouldn't wanna be without it, especially being new to scopes.


I know you dont have to tell me that, Im not new to scopes Ive been using various different scopes over the years, started buying using and selling them so I could work my way up to a Pico

Thanks



Well.  From what I can see here, you certainly don't have much experience with a Pico. I thought, I would be nice and try to help you. Obviously you're a professional know it all, so I'll just let you run with it.
Good luck with that  [smiley=mallet.gif] Trust me, I won't make the same mistake twice, JERK  [smiley=ohmygod.gif]



Sorry I must of written it wrong, no offence intended at all, when I said:

"I know you dont have to tell me that"

I was referring to what you said:

"You really missed a great deal of information and educational materials from not buying your scope through AutoNerdz"

What I meant was I know Ive missed a great deal of information and educational materials

Im sorry if it come out the wrong way and sounded a bit harsh, yes Im very new to the Pico thats why I joined this forum for help

Thanks

Title: Re: Waveform display issues
Post by crackerclicker on Mar 25th, 2012 at 9:54am

drdiesel1 wrote on Mar 25th, 2012 at 9:29am:
Obviously you're a professional know it all, so I'll just let you run with it. 


ouch, dr., you a tough love kinda person? 




Title: Re: Waveform display issues
Post by PRESTON on Mar 25th, 2012 at 10:06am

crackerclicker wrote on Mar 25th, 2012 at 9:54am:
ouch, dr., you a tough love kinda person?


ha ha ha ha  [smiley=laughing2.gif] I'm going to keep my comments to myself  ;)

Title: Re: Waveform display issues
Post by Tom Roberts on Mar 25th, 2012 at 8:38pm

Dr Diesel,

I'll remind you just one more time:

http://www.autonerdz.com/cgi/yabb2/YaBB.pl?num=1094423353

I didn't see anything offensive in what Liteace said.  I understood his comment to mean exactly what he said.  "I know you dont have to tell me that"  Meaning to me that you did not have to share what you knew.  Thanking you for doing so.

You, on the other hand were offensive calling him a jerk in return.  Not much room to misread that.

Please keep in mind that it is hard enough to come across the way you intend to with type alone.  It's even harder when we have such a diverse group, of languages and cultures.

Dude....get a grip.

Title: Re: Waveform display issues
Post by drdiesel1 on Mar 25th, 2012 at 11:24pm
Unfortunately, it was a misunderstanding on my part  [smiley=mallet.gif] and I apologize for my reply content to, Liteace. Sorry for the misunderstanding.

Title: Re: Waveform display issues
Post by Brad H on Mar 26th, 2012 at 1:22am

liteace wrote on Mar 25th, 2012 at 9:51am:
Im sorry if it come out the wrong way and sounded a bit harsh, yes Im very new to the Pico thats why I joined this forum for help 

Your very welcome here mate  :-*
Don't be put off, just ask if you need any help  [smiley=thumbsup.gif]

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