Electronics Forum: side (Page 381 of 507)

Acceptable standards

Electronics Forum | Sun May 29 11:41:20 EDT 2005 | Stephen

Get'em on the floor. But invite themn nicely. Most people are interested in what people in the other parts of the company do. On the other hand if you say something like, you have to come and take a look so you numbskulls can know what you are doing

Machine data for SPC?

Electronics Forum | Thu May 26 19:29:35 EDT 2005 | jh0n!

Yeah - I can handle most scripting/programming - but I'm completely unfamiliar with this side of these machines. For example, when looking at the Aegis software, they're tracking real-time defects, etc....That's what I'm curious about there - how to

Keystone 1071 Battery Clip Solder Problem

Electronics Forum | Thu Jun 02 12:08:49 EDT 2005 | cuculi54986@yahoo.com

Does anyone else use the Keystone 1071 battery clip? http://www.keyelco.com/kec/standpro/specpage/spec140.htm I have been having a seemingly strange problem reflow soldering this battery clip. The negative lead always solders fine and looks beauti

Low cost prototyping machines

Electronics Forum | Fri Jun 24 04:04:43 EDT 2005 | Rob

Hi, Sorry, should have been more specific. We're looking for one of those benchtop/very small footprint machines to go with a support rail hand printer & benchtop reflow for our design lab to use for low volume prototypes. Something you can plug i

Poor Solderability on TSOPs with Alloy 42 Leadframes

Electronics Forum | Tue Jun 28 12:12:17 EDT 2005 | Paul

I'm with DaveF on this one. I think you'll be trying solve this one for a long time. Alloy42 just doesn't like to be soldered. What exactly is the issue? Lack of a toe fillets at on the cropped lead? There is no spec for a toe fillet other than to

Lead Free and Leaded Process Mix

Electronics Forum | Fri Jun 24 17:08:13 EDT 2005 | franciscoioc

Hi Everyone, I need everybodys help on this one. We are a company that suppose to be exempt from the Lead-Free world and we were happy untill we find out alot of the Components manufacturers will change their parts to Lead-Free but not their part nu

SMT on boards with COBs

Electronics Forum | Thu Jul 14 20:16:33 EDT 2005 | Bman

I know what the COB process is, and I have no intention of getting involved with that end of things. I need to know how to place SMT parts on a board with a COB. It looks like the preferred method is to place the SMT parts first, then go through th

Pin to Hole ratio

Electronics Forum | Wed Jul 20 13:47:42 EDT 2005 | russ

IPC has this. I cannot remember which one, Here is what I do for a quick reference. square pin - add .015" to the pin dimension e.g. .025" square pin gets a .040" hole. OR if the pins are large get the max dimension )e.g. a .025" square pin has

Conformal Coating Dilemma

Electronics Forum | Tue Jul 26 20:43:46 EDT 2005 | davef

And the reason the connectors aren't on one side of the board is ... Thougts are: * Pealable temporary solder mask * Removable boots Sources of boots that may be ESD protected are: * Kinnarney Rubber; 450 Main St PO Box 37 Mantua, NJ 08051; 856-468

Matrix Trays

Electronics Forum | Fri Aug 19 15:45:45 EDT 2005 | DannyJ

I usually like to have all the trays use pin 1 in a certain direction. In other words, as you are on the operating side of the machine, all the pin 1's should be on the lower left of the tray. With operators, the KISS principle seems to be necessar


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