Electronics Forum | Mon Apr 29 10:42:47 EDT 2002 | Jim M.
I had problems with white residues on both WS609 and WS 3060.The WS 3060 turned out to be a carbonized material.The composition after analysis (Energy Dispersive X-ray spectrum) turned out to be tin,tin,phosphore and cloline and tin. Alpha also have
Electronics Forum | Fri Apr 23 13:31:20 EDT 2004 | russ
The toes of leaded devices are problematic in fillet formation. A lot of the time they have the copper from the lead exposed so it becomes oxidized and won't readily take solder. Normally this is of no concern if the heel and side fillets are forme
Electronics Forum | Fri Nov 06 12:15:19 EST 2015 | derrikf
Also, for anyone who's taken an interest in this thread: We just received samples of Henkel/Loctite's room temperature stable(yes, you read that right), halide-free, lead-free pastes, both the GC 10 and the GC 3W (which is a water soluble/wash paste
Electronics Forum | Mon Jul 31 09:11:56 EDT 2017 | davef
Try: * YUSH Electronic Technology Co.,Ltd [http://www.pcbpunchingmachine.com/product-833.html ] * Asc Electronics & Technology Co., Ltd. [http://www.ddfcc.com/sell-1988453-v-cutting-machine-for-aluminum-board-fr4-singulating-pre-scored-pcba-asc-509
Electronics Forum | Mon Nov 19 11:02:40 EST 2018 | robl
The old YV-112 equates to the old Philips Comet, which had 16 heads. It could only go down to 0603 imperial though. Here it is in it's early 90's glory: https://tools.adoptsmt.com/equipment/?id=14777 Do I think the YSM40R will hit 200K per hour? p
Electronics Forum | Fri Oct 11 14:33:55 EDT 2002 | seand
Hello Dave, I like many, do value your input to this forum. You do provide a wealth of technical knowledge and for that I would say alot of us thank you. However, there are 2 ends of the forum spectrum.....irresponsible reps........and those who f
Electronics Forum | Wed Oct 18 10:02:04 EDT 2000 | Jason Nipper
I know it's a tin residue because we have a Cheme in house who had a spectrum analysis performed in an outside lab. The waves parameters were out of control long enough to effect a number of units that are, we�ll can I say substaincial in a fiscal s
Electronics Forum | Mon Oct 04 06:04:59 EDT 1999 | Joe Fields
| | What is the average pay that a SMT Programmer would get? The machines would be Fuji and Universal. | | This is going to open up a can of worms involving phrases relating to monkeys and peanuts. I have come across a spectrum of scales depending on
Electronics Forum | Wed Oct 14 22:05:45 EDT 1998 | Jason
John, Universal has a smaller footprint HSP chipshooter, I believe the 4795S and the 4796R that takeup a lot less space than the full sized chipshooters do. I have a 4795S, it's just as reliable as our full sized 4795's & 96's. As far as BGA's I pr
Electronics Forum | Sun May 05 22:18:20 EDT 2002 | ianchan
Hi mate, we had a crap experience (once...no more...) with gold plated over nickle (Au/Ni) PCB that had nickle contaminents in the PCB supplier's gold bath. the Ni caused batch-delivery of the PCB to us for mass production, to exhibit the visible s