Electronics Forum | Wed Feb 19 13:08:23 EST 2020 | john_kim
Thank you again Jer !
Electronics Forum | Mon Feb 10 16:13:56 EST 2020 | john_kim
Hello, Would you please recommend a proven Short circuit tracer/finder ? From time to time, to fix defective boards, I need to find a source of bridge between Power and Ground. I had used a simple Shortsniffe, but it was very hard to trace the origi
Electronics Forum | Tue Feb 18 18:33:57 EST 2020 | jerlong2020
I have used infrared imaging to find electrical shorts on logic boards between the 5 Volt buss and ground. You can power the electrical short up to draw 50 to 100 mA and then look for the warm spot in the infrared display.
Electronics Forum | Wed Feb 19 11:21:18 EST 2020 | john_kim
Thank you for your advice Jer. BTW, may I ask the model name which you have used ? I'd like to buy and try it. Does it work well for the bridge underneath of components ? Regards, John
Electronics Forum | Wed Feb 19 12:59:59 EST 2020 | jerlong2020
Hi John, We had a FLIR system with interchangeable lenses and good thermal resolution for the time (15 years ago). I see the new ones now at a fraction of the cost which we paid and they have better resolution. Amazing how the infrared imaging tech
Electronics Forum | Thu May 10 10:33:46 EDT 2001 | Eyal Duzy
Genny, I would like to correct part of the things that you were told. As far as I know, X-Ray tools are not positioned as tools to find solder volume simply because it is not a strong point for them. An X-Ray image is either a projection (2D transm
Electronics Forum | Thu Jul 13 22:20:38 EDT 2000 | Dave F
=10 mils larger than lead 3 silk screen legend text weight >=10 mils 4 pads >=15 mils larger than finished hole sizes 5 place through hole components on 50 mil grid 6 no silk screen legend text over vias (if vias not solder masked) or holes 7 so
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