Electronics Forum: engineering (Page 200 of 261)

DEK fine pitch autoflex pin breakage

Electronics Forum | Fri Mar 19 19:05:27 EST 1999 | Earl Moon

Folks, I think we are getting closer to being very happy with DEK stencil printers of the 265 GSX variety. However, problems continue arising concering fine pitch autoflex tooling pin breakage. We are told by the British engineering establishment,

Barcode printing on the PCB

Electronics Forum | Fri Mar 12 19:09:21 EST 1999 | Jess Baker

Manufacturers who have to mark barcodes onto PCB's without secondary application of pressure sensitive labels can etch it on, screen it on, inkjet it on, use laser marking, or a combination of those. Using a laser marker to write a code into a label

Re: . Hover-Davis...no reason to change to Fuji

Electronics Forum | Fri Mar 19 07:59:20 EST 1999 | Thomas Nocpen

Having been a FUJI line support engineer for years at my company, I was asked to evaluate the new Fuji feeders by our local Fuji rep. We have been using the Hover MPF feeder for the past 3 years and have had virtually no issues with them. The operato

Re: No-clean for RAM

Electronics Forum | Thu Jan 28 12:49:43 EST 1999 | Steve Gregory

| Hi ! | | Does any one used no-clean solder paste for SDRAM product ? | Please advise. TQ. | | Tony Hi Tony! Yes I have...at a memory company I worked at in the past. Let me guess why you would ask that...whatever you're building that us

Re: Moisture Sensitivity and Package Cracking

Electronics Forum | Mon Feb 01 10:06:51 EST 1999 | Chris Fontaine

All of our moisture sensitive components are shipped to us in vacuum sealed, desiccated bags with a moisture indicator. When the parts are removed from the bag (this is done at either SMT setup, or in the stockroom) the indicator is checked. If it

Re: PCB Rework, Reflow Quiz

Electronics Forum | Fri Jan 15 17:30:52 EST 1999 | marc p

| | | For the engineers who enjoyed the last two quizs I put on my web page here are two more. One on printed board manufacture and one on rework and repair of surface mount boards. Its a bit of fun but I feel that on line training is coming and is t

Re: Reflow Temperature Labels/Stickers

Electronics Forum | Tue Jan 12 23:37:00 EST 1999 | Chris G.

| I've heard about these reflow temperature labels/stickers but haven't seem to find them. Is there such a thing? And how reliable are they? I don't want to keep attaching thermocouple probes onto a board whenever there's a issue. | I think you are

Re: Selective Soldering

Electronics Forum | Tue Jan 12 00:16:15 EST 1999 | Jason Nipper

| | I need leads on equipment vendors for selective soldering systems. I have information about ERSA and Seho already. I want to contact Air Vac in particular, but I can't find thier phone number. Thanks for the help | | | Jim, | | Below are a

Re: Desoldering of TSOP and TSOJ

Electronics Forum | Sun Jan 10 08:44:32 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. |

Re: Cleaning under, around, and through tight spaces

Electronics Forum | Wed Jan 06 14:54:42 EST 1999 | Steve Gregory

| Steve, | | So good to see you back, old boy! Where ya been???? | | Chrys Hi ya' Chrys! Oh, I've been around...just haven't had a whole lot of time like I used to. The place I'm working at now is a start-up (as you may know, I think I ment


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