Electronics Forum | Mon Feb 22 14:21:14 EST 1999 | Rick Wyman
| | Hey all- | | | | My question is this: My stencil printer operator has said that he has to | | wipe our 6-mil stencil each pass to get the paste in the 20-mill pitch | | aperatures for a QFP to release well. We are using Amtech NC-559 type 3 |
Electronics Forum | Fri Jul 23 12:49:47 EDT 1999 | Tony
| There is a practise within the industry of an Inspector inspecting a board, and that same Inspector performing touch-up. My opinion is that the Inspection and Touch-up operations should be separate functions whereby the Inspector is not performing
Electronics Forum | Fri Feb 19 13:54:22 EST 1999 | Tuffty
| Hey all- | | My question is this: My stencil printer operator has said that he has to | wipe our 6-mil stencil each pass to get the paste in the 20-mill pitch | aperatures for a QFP to release well. We are using Amtech NC-559 type 3 | paste with
Electronics Forum | Sat Feb 20 23:08:36 EST 1999 | GORDON DURPHEY
| Hey all- | | My question is this: My stencil printer operator has said that he has to | wipe our 6-mil stencil each pass to get the paste in the 20-mill pitch | aperatures for a QFP to release well. We are using Amtech NC-559 type 3 | paste with
Electronics Forum | Tue Feb 23 09:51:35 EST 1999 | Steve Schrader
| Hey all- | | My question is this: My stencil printer operator has said that he has to | wipe our 6-mil stencil each pass to get the paste in the 20-mill pitch | aperatures for a QFP to release well. We are using Amtech NC-559 type 3 | paste with
Electronics Forum | Thu Oct 08 12:11:34 EDT 1998 | Rick Wyman
| Does anyone know of an AOI system that can look at the solder joints of SMT chip devices (1206,0805 & 0603) and make a reliable presence/abscence call of the joint on a HASL PCB. A low false call rate (much less than 1%)is required. Any info. fro
Electronics Forum | Thu Feb 07 12:37:42 EST 2013 | phase1
Resistor/Caps using package library Match-45% White pixel solder-25% search window-25% Tant caps custom teach checking for pattern/value Do you also put a polarity band check in there or just check the value and click the polarity box? same passing
Electronics Forum | Wed Jan 06 23:49:48 EST 1999 | Chris G.
| Hey All you Einsteins out there!! | | I gotta' problem...('course you do Steve, or you wouldn't be bugging the TechNet now would you?) I had a phone call from a acquaintance of mine wanting to bring two prototype boards over to rework a BGA socket
Electronics Forum | Tue Aug 10 09:09:39 EDT 2004 | mattkehoe
wash->ssd top->wash->sticky flux bottom side->place smt components->reflow->wash->sticky flux top side->place topside smt components->reflow->wash) ssd is basically the process of applying solder paste to the pcb with a stencil and the solder reflowe
