Electronics Forum | Tue Jan 18 03:00:23 EST 2000 | cklau
Hi there; CAD s/w and h/w are very expensive investment these day's , exspecially for EDA(Electronic Design Automation).Since that many of the CAD data is not compatible to each other format then it is very important that they choose the right one.H
Electronics Forum | Fri Jan 14 07:55:07 EST 2000 | Pat Pepper
Hi Wolfgang, Thanks for the response. We had a similar situation to yours with some white tin samples that sat around for about eight months. Samples soldered right after they arrived soldered better than the ones we soldered eight months down the
Electronics Forum | Sun Dec 19 23:27:22 EST 1999 | Mike
Should I manufacture my own boards or outsource them? Any opinions are welcome. I own a company and sell electronic products. Some products we sell have specific ad-on circuit boards which I have designed and had manufactured just for my company. The
Electronics Forum | Thu Dec 02 11:14:49 EST 1999 | Dave F
Michela: Here's an outline for you to fill in the blanks: Policy Purpose Applicability Definitions Applicable Documents 1 Justification Of Spending 1.1 Request Preparation 1.2 Request Content 1.2.1 Summary Section 1.2.2 Capital Appropriation Reques
Electronics Forum | Tue Nov 30 16:50:20 EST 1999 | Dave F
Greg: It depends on the specifics of the flux you are using. You didn�t say. Generally, using a: � "No-clean flux" should create no flux entrapment problems for most applications. � RMA with 25% or more solids as a "no-clean" should create no flu
Electronics Forum | Thu Nov 18 10:56:16 EST 1999 | Dave F
Jacky: There�re major four factors that affect the reliability of a solder connection. 1 Design of the connection including the shape and height of the lead and the type and amount of solder. 2 Dissolution of base metals into the solder connection.
Electronics Forum | Tue Nov 16 09:44:18 EST 1999 | - bobar
Ken, The technology you are referring to is also known as return-to-web. This panelization method involves a hard tooled perimeter die and a press equipped with an air cushion. The PCB circuit is punched out and then inserted or "pushed" back into
Electronics Forum | Thu Oct 28 23:45:23 EDT 1999 | DGrenier
JC: Seen this before, many times. We fixed our problems at the co I work for by giving a packaging specification to our purchasing dept. Took some work but the payoff was pretty big. This document includes such things as orientation,pitch,tape type
Electronics Forum | Wed Oct 27 22:58:56 EDT 1999 | Jeff Sanchez
Hany, John is right! How do I know cause I have a metal wire floor. I was faced with the same problem you are faced with now and the price was up there. I had one advantage, My floors where raised wood when we got the shop. This reduced the fati
Electronics Forum | Mon Oct 25 14:48:29 EDT 1999 | William
All, I am having a problem with joints being soft after SMT. Especially 25 mil and smaller parts. It seems as though you can slide the leads right off of the solder. It takes only about 30-40 oz. of compression at 45 deg. to move leads off of join