Electronics Forum: dfm and dave (Page 9 of 23)

PTH Hand Soldering and Rework Training

Electronics Forum | Fri Jan 17 16:36:04 EST 2003 | MA/NY DDave

Hi As DaveF notes there are many sources. In one of my lives, I used to generate this business for one of the really good outfits i.e NTCu in Bethlehem, PA and I know of several more. You probably already get NTCu's mailing if you have been in the

Bad business practice and disrespect to SMTnet

Electronics Forum | Thu May 30 18:30:21 EDT 2019 | slthomas

Dave, if you single out "Simplematic" under used SMT equipment you get one where it looks like someone pasted an image of their product (with their URL, http://www.amikon.cn) on top of the actual paid advertiser's image. I didn't see amikon under the

CCGA - Stencil design and Reflow Profiling

Electronics Forum | Tue Jul 30 05:26:46 EDT 2019 | ameenullakhan

thanks dave .. I have one more query on the same CCGA. What are the chances of the CCGA lead getting bent or tilt during reflow soldering process. Concern : to achieve the minimum peak temperature of 208 deg C at the connecting leads. On bod

Re: Green coating and through-hole plating

Electronics Forum | Fri Aug 14 08:59:51 EDT 1998 | Dave F

| | | Hi, can you please tell me how to make green coating and through-hole plating of PCB? Thanks! | | | Xingsheng | | Xingsheng: Welcome. | | Bible on PCB fabrication: Printed Circuits Handbook, Clyde Coombs, McGraw-Hill | | Web resources: htt

Re: Ionic testing and No-Clean flux

Electronics Forum | Mon Feb 07 11:05:50 EST 2000 | Graham Naisbitt

Dave You are so right about that point. I still use some cost models we ran up some 5 years ago. I took one to a customer and showed them that they could make $400K more PROFIT PER YEAR running OA v No-Clean. Their response? Well, we don't believe

Re: x,y digitizer and optical comparator

Electronics Forum | Thu Nov 11 20:33:05 EST 1999 | Dave F

Michael: DIGITIZING BOARDS Yech!!! ScanCAD 303.986.7707fax7631 makes a Xerox copier-like thing to copy your board. But why not consider: 1 There are service bureaus that will scan and convert your boards. 2 Why don't you get the gerber data fr

Re: x,y digitizer and optical comparator

Electronics Forum | Wed Feb 13 17:33:07 EST 2002 | Sheri Connor

Hi Dave, I wanted to make sure you have current contact information for us: ScanCAD International, Inc. PO Box 598 19181 Hwy 8 Morrison, CO 80465 Phone: 303.697.8888 Fax: 303.697.8580 Not only do we sell our scanning systems, we also have a Serv

Re: BGA, uBGA and FP BGA

Electronics Forum | Wed Feb 24 12:53:55 EST 1999 | Dave F

| Are the terms "uBGA" and "Fine Pitch BGA" synonomous, different all-together, or is Fine Pitch BGA a subset of uBGA? Thanks. | | Steve | Steve: �BGA�: Micro BGA�. A brand name for a fine pitch BGA from Tessera. Fine Pitch (1) In SMD: Surfa

Re: Desoldering of TSOP and TSOJ

Electronics Forum | Fri Jan 08 15:02:38 EST 1999 | Dave F

| HI! I am a package engineer in Korea. I have some reasons | to desolder excessive solder at the lead of TSOP and TSOJ | after removing them from the board. The way with solder wick is too time-consuming and depends on the operator. | Does anyone

force between the pad and laminate material

Electronics Forum | Mon Jun 17 13:45:29 EDT 2002 | genny

When the pad comes off, is it leaving behind a "black" area? Your board may be suffering from black pad - a condition that occasionally affects ENIG finish boards. It is a process control issue with your board fabricator. The nickel is oxidising b


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