Electronics Forum: seeing (Page 586 of 725)

Re: bga

Electronics Forum | Fri Sep 17 13:26:43 EDT 1999 | The Guc

| | I have a zevatech 570 and 560 my boss want to place bga.s with these machines, Ive told him he needs to ugrade to newer machines. Zevatech say "no problem our machine are number 1". | | these machines dont even offer bga selections. These machine

Re: Proflow of DEK screen printer

Electronics Forum | Sat Sep 04 09:31:35 EDT 1999 | Earl Moon

| | | Dear sirs, | | | | | | If you have experienced Proflow of DEK screen printer, please let me know the details of it. | | | | | | Best regards, | | | | | | Jame Bond | | | | | | | | James, | | | | Stir, don't shake is not good advice for c

Re: Aqueous Process

Electronics Forum | Sun Sep 05 03:31:25 EDT 1999 | Brian

| I have been running a Stoelting Aquaeous machine and has been performing very well however. the maintanance dept cleaned using the descaler and now we are seeing boards with a removable thin film. We are going to to drain all the water and change a

Re: glue strangeness

Electronics Forum | Thu Sep 02 14:42:52 EDT 1999 | JohnW

| We are assembling double side pcs reflowing (smt) on top and by wave on bottom. | After first step (smt) we dispense glue on the bottom side putting one or two glue dots under small components and we cure in oven before wave. | After wave solderin

Send a page to a friend...........Way cool!

Electronics Forum | Wed Sep 01 04:40:45 EDT 1999 | Jeff Sanchez

Great job guys, You did it again. Just when I thought the perks where gonna get more mundain and you ran out of good stuff. Now I can send a thread to a friend with out having to copy and paste. Not only that but it gives the author a little more

Re: Send a page to a friend...........Way cool!

Electronics Forum | Wed Sep 01 08:58:17 EDT 1999 | Cunli

Jeff, Thank you for the nice comments. We at SMTnet are very glad to know you like the forwarding feature. You actually explained its importance better than we could have. We will definitely keep up the good work. Regards, Cunli | Great job

Re: Substitute parts

Electronics Forum | Tue Aug 31 19:44:25 EDT 1999 | dean

| Do any SMTneters out there have a good solution to substitute SMT parts that you are willing to share? I presume all of us have the issue where purchasing wants to buy "the same part" from a different vendor. While the part may be the same electric

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

Re: Mounting heights

Electronics Forum | Thu Sep 02 11:47:55 EDT 1999 | ScottM

| For space contracts we have to mount chip capacitors/ resistors etc 0.1 to 0.4 mm from the pad height. | | This is to compenstae for the CTE differential in the substrate/component and also to ensure cleanliness. | | Does anyone have any new idea

Re: screening adhesives

Electronics Forum | Sat Aug 28 14:23:52 EDT 1999 | JohnW

| Hi There, | | Could anyone please give me some pointers on screen printing non-conductive adhesives or where I could find the information avaliable. Aspects such as printing parameters, ideal stencil design and a general overview. Do already have


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