Screaming Circuits: October 2006


Give me a hand

We are so dedicated to getting your pcb assembly jobs out quickly and accurately, that we are willing to sacrifice just about anything to make sure it happens. For today only, we have implemented a policy change that says we... Read more

Quote questions

We've tried to make a complex process as easy as possible. For the most part, I think we've done okay, but there is certainly always room for improvement. One of the questions we are asked most frequently is: "What do... Read more

Digi-Key Cut strips

One of the values that Screaming Circuits offers is the ability to accurately machine assemble components from cut strips of parts rather than just from reels. At first glance, that may not seem significant, but by looking a little further,... Read more

High frequency pcb

One of the advantages of rapid electronic prototyping is the ability to look at layout dependent issues early in the design cycle. This becomes even more critical with high current or high frequency designs. It's not just the layout. Things... Read more

PCB123 Cad Software

Our customers use a lot of different pcb cad software systems to put their boards together. Some are pretty expensive and some are just the opposite. One which we like a lot is PCB123 (go to, PCB123 is a... Read more

OctoberBest 2006

If you live in the Portland area and like beer, brats and solder paste, come to the OctoberBest event this Wednesday, the 18th. We'll be there in booth 3G and I'll be speaking in session ENG04. I'll be speaking about... Read more

RoHS benefits - Make it small!

There still seems to be quite a bit of controversy over the pluses and minuses of Europe's RoHS legislation (and the similar pending laws in California, China and other places) but I just ran across a benefit that I'd never... Read more

Silicon Rainforest

Yesterday, I was reading post from Guy Kawasaki's blog called "How to Kick Silicon Valley's Butt". It's a pretty relevant article for the Portland, Oregon area, mostly because we seem to violate all of his rules. Despite that, we do... Read more

QFN solder paste stencil guidelines

To better illustrate the proper way to make your solder paste stencil for QFN parts, as I discussed in the post just before this one, I went to the back room and took a couple of photos of good and... Read more

QFN float be bad

At a recent tradeshow, I received a sample part in a 3 x 3 mm QFN package. While I haven't tried yet, I'm pretty sure that, like a water bug, the part is light enough to float on a water... Read more

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