Electronics Forum | Tue Apr 13 12:36:57 EDT 1999 | Scott McKee
| | | DOES ANY ONE KNOW HOW I CAN STRAIGHTEN | | | BENT PINS ON A FINE PITCH QFP WITH OUT DAMAGING | | | THE CHIP. AT $300 A CHIP I CAN'T SCRAP THEM. | | | | | I use tweezers and picks. I place the component down on it's backside (legs up) and ma
Electronics Forum | Fri Apr 02 02:01:24 EST 1999 | P.L. Sorenson - Technical Consultant
| | | Has anyone heard of a problem with catastrophic failure of | | | large value (200uF) solid tantulum capacitors that have been | | | exsposed to high humdity. | | | | | I suppose that with water moisture seep in the capacitor, the risk is ver
Electronics Forum | Tue Mar 30 16:51:17 EST 1999 | Chris Lampron
| We've been using a newly installed DI re-circulating system. | It's been a big headache. Mostly understanding what causes our resistivity to be unpredictable. I think I've got a handle on that part now. The system consists of a Carbon,HMR(chealet),
Electronics Forum | Thu Apr 01 22:21:45 EST 1999 | Dave F
| We make an excellent chem-etch stencil. Our customers have had success printing 16 mil pitch without a problem. This is not an advertisement! | | When we try to sell our product to new customers, we find more and more people willing to pay more fo
Electronics Forum | Tue Mar 23 20:05:54 EST 1999 | Russell Bartley
| There is a company in houston named BP Microsystems. I have seen their website, but was hopeing someone else might be able to tell me a little more about the company. Thanks.. | Alex, Heres what I know from my personal experience of interfacing
Electronics Forum | Tue Mar 16 14:05:04 EST 1999 | Steve Skinner
| Does anyone have any recommendations on spray fluxers? Are there major differences between the high priced ultrasonic machines to the low priced flux/air spraying machines? We are going to be spraying an OA flux with 11% solids content. Are there a
Electronics Forum | Wed Mar 10 20:13:23 EST 1999 | Earl Moon
For Dean and the rest of you interested, I have reconciled many of my thermal issues with this machine and its peculiarities. The bottom side heater seems adequate, at 750 watts (not going to spend 10 grand extra for 500 more watts no matter what) a
Electronics Forum | Tue Mar 02 13:00:12 EST 1999 | Bill Haynes
| I'm trying to get a feel for what the industry is doing with regards to collecting assembly defect data in the SMT/PWA process. Is it sampling or 100%? What are the points within the process where critical assembly defect data is collected. We run
Electronics Forum | Fri Feb 19 09:14:52 EST 1999 | Justin Medernach
| During inspection and test we find leads which do not get soldered. Some are because of insufficient paste, but with others everything looks right. This will only happen on 1 to 2 pins, and it is not isolated to a specific type of ic or location o
Electronics Forum | Mon Feb 15 17:57:01 EST 1999 | Earl Moon
| Hope some of you out there can help me with this one. | I am getting feedback from our test department that they are showing opens on solder joints which have visually good wetting. The touch-up operators confirm that the joint looks good. All they
