Electronics Forum | Thu Mar 30 07:52:01 EST 2000 | JAX
First of all you need to show them why this particular machine is a problem. there is alot of things you can do to show this: 1. Keep log of downtime: When, why. 2. Keep track of upkeep expences: annual cost to keep operable. 3. Perform capability a
Electronics Forum | Fri Mar 31 03:55:37 EST 2000 | Chris May
I have a similar problem with a screen printer. It is 5 years old and has seen better days.But it still works, doesn't it ? Now that most companies are fronted by financial guys and not engineers who have worked their way up, it is harder to prove y
Electronics Forum | Mon Mar 20 19:27:14 EST 2000 | Marc Ruggiero
Hello, I am looking for inputs (experiential or opinions) concerning field reliability of high-frequency RF boards that have had a trace or pad repair (or both), any package type. If anyone can comment on this subject, I would appreciate it. We bu
Electronics Forum | Sat Mar 24 00:50:24 EST 2001 | PeteC
Fresh paste from a factory sealed container. Should paste be scrapped out altogether if left on the stencil for too long (length-of-time?)? Our paste is Multicore CR39. Multicore reccomended the print chamber be around 22C @ 50%-60% RH. Our plant is
Electronics Forum | Wed Jul 11 19:50:35 EDT 2001 | Pro-Con Technologies
50cents/gallon for N2 is steep, plus that is Liquid not gas??? As for conceptronics stating that your oven will consume 2100scfh is another situation. If your system operates on Air Amplifier technology it will consume alot of N2 and should be scrapp
Electronics Forum | Fri Jun 29 05:50:27 EDT 2001 | nifhail
Thank Dave, your information was really helpful. Now that I have another few thousands of old datecode PCBs which has an Entek and HASL finished. Entek PCBs are about 6 � 1.5 years old and HASL boards are at 1 - 2 years old. To make it worse, s
Electronics Forum | Wed Jul 04 10:40:51 EDT 2001 | nifhail
I have thousands of old datecode PCBs which has an Entek and HASL finished. Entek PCBs are about 6 � 1.5 years old and HASL boards are at 1 - 2 years old. To make it worse, some of them came in the loose form, no vacuum seal� nothin�. As for the HA
Electronics Forum | Mon May 10 15:55:16 EDT 1999 | Paul Wieland
| Can anyone pls enlighten me on the rework of BGA. | I reworking on a optic BGA with a glass plate on it. | Is there any special requirement to take care for the | rework. | | Thank You **************** I don't fully understand you problem but
Electronics Forum | Wed Apr 07 21:31:25 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 manually tweek them un
Electronics Forum | Fri Apr 09 15:41:11 EDT 1999 | Matt Stackhouse
| 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. Here is a neat trick if you have the equipment. If your company does any feature measurement of mechanical de
