Electronics Forum: grid (Page 1 of 38)

power grid quality for SMT line

Electronics Forum | Fri Nov 26 09:18:55 EST 2021 | bukas

Hi, has any of had a problem with power grid in you factory? Do you use EMI filters, power factor regulators or similar? Is there a known type of equipment that causes voltage/current harmonics and other interferences? thank you

power grid quality for SMT line

Electronics Forum | Tue Nov 30 07:40:26 EST 2021 | bukas

thank you for information. my problems did start sometime around lighting upgrade 4 years ago. we bought some cheap led panels about 150-180 of them in total...

power grid quality for SMT line

Electronics Forum | Mon Nov 29 15:09:24 EST 2021 | saberbouras

Hi, I have experienced the same troubleshoots for our machines and computers, accroding to the expert who did the harmonics study our problem is created by the intense use of UPS, lights yes lights. The resultant high frequency variation in sinewave

power grid quality for SMT line

Electronics Forum | Tue Nov 30 07:53:54 EST 2021 | saberbouras

I suggest that you perform a electric power quality analysis with a qualified technician using this equipment https://www.fluke.com/en-us/product/electrical-testing/power-quality/1742-1746-1748 test 1 : all lights on take the measurement of your s

Where can I purchase a PCB with a bare copper grid for solder flux evaluations.

Electronics Forum | Fri Aug 27 11:27:55 EDT 1999 | Brian

I have looked through the IPC web page and surfed to frustration. Can somebody give me a lead?

Re: Where can I purchase a PCB with a bare copper grid for solder flux evaluations.

Electronics Forum | Sat Aug 28 09:23:36 EDT 1999 | Mike McMonagle

I have looked through the IPC web page and surfed to frustration. Can somebody give me a lead? Check out the EasyBraid website below, they carry IPC standard coupons, flux test kits and SIR meters at reasonable prices.

Re: Where can I purchase a PCB with a bare copper grid for solder flux evaluations.

Electronics Forum | Mon Aug 30 16:10:10 EDT 1999 | Dave F

I have looked through the IPC web page and surfed to frustration. Can somebody give me a lead? Brian: We don't use an etched board. We use a special stencil, described below and print on bare copper laminate. 3 Solder Wetting Test. Recogniz

Why 50 mils in 0805 package instead of 40 mils.

Electronics Forum | Fri Oct 10 19:24:53 EDT 2003 | MA/NY DDave

Hi SMTAnet, SMTnet, You already got good answers for how to go forward. I believe that this 50mils is a remnant of the days when we started at 125 mil grids and started the process of going down to 100mil grids, SMT. My gosh who would ever want a 1

BGA and PGA

Electronics Forum | Sat Jul 29 02:46:33 EDT 2006 | rogerw_tech

hi everyone what does ball grid array and pin grid array mean? thank

UP2000 with grid-lok question

Electronics Forum | Wed Jan 24 12:27:21 EST 2007 | Tyrone Jamal Washington

This option sounds like it defeats the purpose of Grid-lok.

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