Electronics Forum: basic (Page 76 of 142)

Re: Why Bar Code?

Electronics Forum | Wed Jul 14 19:05:10 EDT 1999 | JohnW

| I'm doing some basic research in trying to understand the purpose | and drivers that cause bar code (or other) marking of PCBs. I would appreciate any knowledgable volunteers willing to speak with me -your name, number, the best time for the call-

Re: Block skip on Universal A/I

Electronics Forum | Sat May 08 11:53:52 EDT 1999 | Scott Cook

| My company has a product line that utilizes multi-up PCB's. In order to cut costs for this product line, I have been asked to look into ways of running panels that contain bad blocks. Our SMT equipment is quite capable of doing this, but I need to

Re: mask finish and solder balling

Electronics Forum | Sat Feb 20 09:56:22 EST 1999 | Tufty

| We are in the process of getting into no-clean paste and fluxes. One important issue in this is sodler balling. I have heard some people say that having a matte finish would help in having lesser solder balls and that the solder balls would not b

Bare board suppliers

Electronics Forum | Wed Nov 18 10:45:22 EST 1998 | David Reese

Our company has been building high rel military products for over 15 years. Over that time we have reduced our bare board suppliers to two companies that specilize in 55110 QPL product. I am now faced with a requirement for 6000 4 layer boards to

Cleaning No-Clean

Electronics Forum | Tue Oct 13 15:38:23 EDT 1998 | Dave F

All Y'll How do you clean components that must be added to an assembled board after water wash? BACKGROUND Our basic process goes like this: 1 Print paste with OA flux, place, reflow, wash 2 Repeat 1 3 Insert PTH, OA flux, wave, wash 4 Insert

Re: Cleaning No-Clean

Electronics Forum | Tue Oct 13 17:30:09 EDT 1998 | Upinder Singh

| All Y'll | | How do you clean components that must be added to an assembled board after water wash? | | BACKGROUND | | Our basic process goes like this: | | 1 Print paste with OA flux, place, reflow, wash | 2 Repeat 1 | 3 Insert PTH, OA flux

Re: Cleaning No-Clean

Electronics Forum | Tue Oct 13 22:22:14 EDT 1998 | mike

| All Y'll | | How do you clean components that must be added to an assembled board after water wash? | | BACKGROUND | | Our basic process goes like this: | | 1 Print paste with OA flux, place, reflow, wash | 2 Repeat 1 | 3 Insert PTH, OA flux

Re: Purchasing a screen printer.. any suggestions?

Electronics Forum | Thu Feb 25 09:05:06 EST 1999 | Jon Howell

Kenny, I am horrified to hear of your experience with DEK's Global Hotline. Please contact me or send me your contact details so I can call you and close any gaps that exist here. Thanks Jon Howell jhowell@dek.com DEK Customer Support Manager |

Re: Anyone have experience/comments on SAMSUNG SMD placement machines

Electronics Forum | Tue Sep 15 13:30:40 EDT 1998 | Dave F

| We are looking at a third P&P machine for our factory. I have received brochures on a SMASUNG CP30V machine. It looks great and has all the plus points for a contract manufacturing company such as ourselves. The basic specs are: | 14400 cph - 3 he

Re: Solder paste inspection / Gauge R&R Study??

Electronics Forum | Wed Aug 12 13:38:52 EDT 1998 | Dave F

| | I am trying to get an idea of what system seems to work best for solder paste inspection. I am looking for basic table top models with he capabilites of height and width measurements. Can anyone give me suggestions, pricing and why you prefer


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