Electronics Forum | Tue Aug 03 17:28:33 EDT 1999 | DLKearns
| | | I have been asked to supply a maximum shelf life for our assemblied PCB's. I realise this is dependent on so many factors- temperature, humidity, no of layers etc. But does anyone have a formulae for calculating shelf life, or does anyone know
Electronics Forum | Fri Aug 13 09:51:25 EDT 1999 | Dave F
| Ladies and Gentlemen, | | As a newly appointed DFM/CE "guru" here, one of my responsibilities has become repair (of course). As I have some knowledge of BGA repair/rework using semi-automated equipment, it naturally follows I would hav tremendous
Electronics Forum | Tue May 05 13:29:08 EDT 1998 | Chrys
| Does anyone have info on the rotary chip wave(compare/contrast to z wave.....)? John, In my humble opinion, rotary chip waves are the best thing since forced convection. Great coverage; never clog. And here's a really cool perk: the rotary chip w
Electronics Forum | Fri Jun 07 07:54:31 EDT 2002 | Hussman69
Wow, slow down guys. The Cyber Sentry (with an S - sorry) is a machine designed to just measure solder paste height, volume, etc. The first models used a laser, but the newer models are a little more sophisticated than that. They have tabletop ver
Electronics Forum | Mon Aug 20 10:57:29 EDT 2001 | Hussman
This connector requires a hole size of 0.055" diameter. A little too large for pin and paste.
Electronics Forum | Tue Sep 17 13:25:36 EDT 2002 | clarkk
Perhaps a rework fountain such as an Air-Vac might work with a carefully selected shroud.
Electronics Forum | Tue Dec 14 20:31:53 EST 2004 | davef
The FIT we mentioned is for a stocked, finished good item. It's for something shipped to a customer.
Electronics Forum | Mon Mar 07 20:14:19 EST 2005 | KEN
It may not be a bad element. If the elements are not sequenced you will have this problem. It may be a machine design limitation.
Electronics Forum | Wed Dec 20 15:29:28 EST 2006 | realchunks
Find a process that works well with your product then choose a machine that can reliably accomplish that process.
Electronics Forum | Fri Aug 28 08:28:24 EDT 2009 | davef
No. They're the same ... A-610 and IPC-A-610
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