Electronics Forum: crystal mark (Page 1 of 2)

Rework units with parylene coating

Electronics Forum | Wed Jun 08 15:50:32 EDT 2005 | davef

Microshot blasting suppliers that recognize steps must be taken to control potentail dmage from ESD are: * Comco 2151 North Lincoln Street Burbank, CA 91504-3344; 800-796-6626 818-841-5500 F818-955-8365 info@COMCOinc.com http://www.comcoinc.com * CC

Conformal coating removal machine

Electronics Forum | Wed Mar 04 10:05:13 EST 2020 | dontfeedphils

In a past life I used a Swam Blaster from Crystal Mark with the media from them as well. I used it on Humiseal 1A31 and 1B31 (I think those were the products, it's been a little while). This machine and material were awesome IMO. Made CC removal a

Re: SMT footprint

Electronics Forum | Thu Apr 02 11:19:41 EST 1998 | Justin Medernach

| I am looking for footprint details on a SM crystal. | Package type - Golledge GSX49-4. | Solder method - refolw Mark, Check with the good folks at IPC for land design. The spec should be IPC-SM-782. Also, see http://www.ITM-SMT.com. It's Phil Za

'Blue solder' residues

Electronics Forum | Thu Oct 28 11:41:21 EDT 2004 | Steve Stach

Hello Loz, Blue residues on circuit boards can be caused by copper corrosion, component body deterioration, marking permanently, and adhesive break down. In this case, a more subtle mechanism appears to be possible. This is a no clean application

SMT FEEDER SETUP

Electronics Forum | Wed May 09 12:14:08 EDT 2007 | mmjm_1099

I am wondering if anyone has tried to run a crystal report out of Fuji Flexa? What I would like to do is run the report that make a default feeder list for that certian day to minimize feeder setup times. So please leave me some feedback if you have

AOI False Calls

Electronics Forum | Thu Feb 28 10:22:46 EST 2013 | rway

If your silkscreen is too close to the toes of your leads, you can bring the lead bank inspection box in a little bit to compensate. I haven't had many issues with tantalum caps. I inspect those under white light with no filter just fine, but then

Re: DI Water Tarnish On Metal Parts

Electronics Forum | Wed May 20 20:16:29 EDT 1998 | D. Lange

| We notice that DI water seems to tarnish or discolor the metal packaging on crystals and DIN connectors. Our marketing types like the shiney metal surfaces. We don't want to hand solder these parts after washing. | Any suggestions? | Dave F Dave,

Re: Discoloring of Soldermask and silkscreen

Electronics Forum | Tue Apr 13 18:39:24 EDT 1999 | Tom B

| | Netters, | | | | When I reflow a PCB there is a discoloration of silkscreen and mask. It appears if Profile is too hot! But I dont think so, maybe I'm wrong? | | | | 1. Kester 293 no clean | | 2. 2.1 C/s for 30s to 150 C | | 3. .5 - .7 C/s f

Re: Discoloring of Soldermask and silkscreen

Electronics Forum | Tue Apr 13 23:08:56 EDT 1999 | Jeff Sanchez

| | | Netters, | | | | | | When I reflow a PCB there is a discoloration of silkscreen and mask. It appears if Profile is too hot! But I dont think so, maybe I'm wrong? | | | | | | 1. Kester 293 no clean | | | 2. 2.1 C/s for 30s to 150 C | | | 3.

Re: Electronic manufacturing company near the beach.

Electronics Forum | Fri Sep 17 04:49:10 EDT 1999 | Brian

| | | Is feasible to have an electronic manufacturing company near the beach? How affect the corrosion the electronic components? | | | | | I guess it depends what you mean by 'near'. Will the building be a custom design or an existing one? What kin

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