Electronics Forum: contains (Page 56 of 81)

Solder Paste with/without silver

Electronics Forum | Thu Oct 18 18:39:15 EDT 2001 | davef

Responding to your questions ... RELIABILITY OF 1% SILVER SOLDER PASTE: It�s as good as the next solder paste, all other things the same. Look at your back articles by Jennie Hang in SMT magazine. I want to say she wrote an article on the topic i

question about sound filter for a solo show

Electronics Forum | Sat Sep 27 11:30:06 EDT 2003 | Fede Muelas

Hi, My name is Federico Muelas, I�m an artist working with technology and I�m having a solo show in Barcelona at the end of the year titled �the sound of the chocolate smell� where I�m showing my recent installation pieces, you can check the info of

Question about solder masking BGA vias...

Electronics Forum | Mon Sep 20 13:04:25 EDT 2004 | davef

The Intel BGA Developer�s Guide [ http://developer.intel.com/design/packtech/ch_14.pdf ] says: 14.8.3.3 Plated Through Hole (PTH) Isolation Regardless of the technique used for the mounting pads shape or definition, isolation of the plated through h

I need to reduce costs on solder paste wasted

Electronics Forum | Tue Jul 19 09:18:14 EDT 2011 | davef

Could this be an opportunity to explore the use of cartridge-type paste dispensers? Or maybe a reason to keep working over the weekend. * Re-Storing & Re-Using “Used” Solder Paste. Though not a recommended practice, used solder paste from the stenci

Re: Cigerette Smoke Contamination of PCA's

Electronics Forum | Mon Feb 14 21:28:22 EST 2000 | Dave F

Tobacco smoke is made up of "sidestream smoke" from the burning tip of the cigarette and "mainstream smoke" from the filter or mouth end. Tobacco smoke contains thousands of different chemicals which are released into the air as particles and gases.

SMT Programming - Parts Database set-up for contract manufacturer

Electronics Forum | Wed Feb 09 16:09:06 EST 2000 | Doug

Does anyone have any ideas on setting up a parts library/database on an SMT line? We would like to identify a particular part by it's package style, instead of by the customer's part number, in order to reduce the amount of entries in the library.

Re: qfp and soic joint Problem

Electronics Forum | Tue Apr 11 20:26:16 EDT 2000 | Dave F

Jeremy: Parts assembler make leads of either Alloy 42 (Invar, whatever) or copper. The solderability of these leads are protected with eutectic or non-eutectic tin/lead solder, palladium or some palladium alloy, or gold. Cuppla things to consider:

Fine-Pitch Applications

Electronics Forum | Mon Feb 19 12:43:16 EST 2001 | billschreiber

I�m going to reference Mr. Clouthier�s article again. It seems that the information contained within his article is answering many of the questions that are being asked. I highly recommend that everyone reads it. A copy can be found at the followi

Todays crazy idea?! (environmental safe)

Electronics Forum | Fri Feb 23 17:35:49 EST 2001 | mattias

Ok. F.Y.I How I could make this work: We use Almit V14, and SMT ovens. You can say that we don�t do our maintenance as good as we should. Our Smt Quattro peaks are equipped with process gas cleaning (wich works quite good actually) I ripped out the

Researching stencil cleaners

Electronics Forum | Tue Mar 27 18:58:36 EST 2001 | Mike Konrad

Hi Kerry, You are putting too much emphasis on the EPA�s �ENVIRONMENTAL TECHNOLOGY VERIFICATION STATEMENT� Consider the following EPA statement taken from the specific EPA report that you site: �� the end-user should contact his/her local, state,


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