Electronics Forum: ground and planes (Page 7 of 28)

Ground straps and dress shoes

Electronics Forum | Thu Mar 22 07:56:18 EDT 2018 | cyber_wolf

FYI Found these: http://ultrastatinc.com/ESD_Sole_Grounders.html

DEK 260 Stepper Motor Problem

Electronics Forum | Mon Oct 18 10:55:17 EDT 2004 | DenisM

Check the ground plane for noise with a scope. Steppers are very sensitive to spurs and will step in response to noise. Resistance welders on the same ground loo[ can be a problem as can seam sealers etc. Denis M Manncorp

Designers Are Babies

Electronics Forum | Wed Dec 19 21:21:02 EST 2012 | davef

MosheSh: When it comes to ground planes, most designers are out over their skis. They don't understand what's going on or how it affects their design. So, they get massively conservative about the number of plane layers, whether they can be hatched o

Tray Parts and Velcro Straps

Electronics Forum | Fri Nov 08 14:05:36 EST 2002 | slthomas

I have....they lay down copper strips every 10 feet or so , attached to house ground, then glue down the carpet. The glue is filled with carbon filaments, as is the carpet itself.

Ground straps and dress shoes

Electronics Forum | Wed Dec 27 08:15:55 EST 2017 | sumote

If your budget allows, there are dress shoes made that are ESD safe. This would preclude the need for the straps, and the hassle of having to keep track of wearing them.

Ground straps and dress shoes

Electronics Forum | Thu Dec 28 14:50:56 EST 2017 | stephendo

Leather is not very insulative. AFAIK a lot of good quality dress shoes are naturally ESD safe. (or maybe test too low.) Check the dress shoes with a tester. And I'm guessing that stapling the straps is out of the question.

Wave Cassettes and Heat convection

Electronics Forum | Tue Jan 16 07:07:17 EST 2007 | tk380514

Answers: The component does take solder, no problem We get a full barrel fill with an empty PCB but only on one of the holes, the other hole has so much copper around it. The flux reached the top of the PCB when I tested the empty PCB. The IPC-A-610

Ground straps and dress shoes

Electronics Forum | Thu Dec 14 13:19:06 EST 2017 | cyber_wolf

How do you keep a standard foot strap from riding up on the top of your foot when wearing dress shoes ? The stretchy part rides up past your shoe laces and ends up contacting the top of your foot which becomes uncomfortable quickly..... I know ther

Re: BGA faults

Electronics Forum | Fri Aug 25 02:15:42 EDT 2000 | SMT Tech

Is it board specific? If so I used a piece of sheet metal between the board and the heaters to correct a similar issues, where a ground plane was absorbing the heat.

Thermal Conductivity Of Copper

Electronics Forum | Mon Dec 18 17:56:26 EST 2000 | Dave F

Does the thermal conductivity of a copper trace on a printed circuit board change as the copper oxidizes? Is the oxide on copper a thermal insulator? If so, should it be considered in an analysis of thermal resitivity between a ground plane and a h


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