Blog - Screaming Circuits


Fab Drawings or Assembly Drawing Standards?

It's not always possible to have all of the information needed for a successful PCB assembly printed on the blank PC board. When this is the case, we ask for an assembly drawing - like I suggest here. But what... Read more

A What?

I was asked to write a little something about “makers” and how they are relevant to what we do here. A what? The first step was to ask Google “What is a maker” and find out what I had just volunteered for. Read more

Ada Lovelace day, and more

Today, October 11, is Ada Lovelace day, and the day of the first manned Apollo launch in 1968. What do the two have in common, you might ask? Ada Lovelace is considered to be the first programmer, for her work... Read more

National Coffee Day!!!!!

Happy National Coffee Day! I've been told that much of the world economy exists only because of coffee. That's a bit of hyperbole, but I'm going to have to say that it's accurate hyperbole. @Atmel tweeted a diagram describing the... Read more

Just how Many Parts Do you Need?

Surface mount assembly robots are amazing machines. Not long ago, I read that the pick and place heads in the fastest, highest volume SMT machines travel so fast, that they are just short of supersonic. The placement logic takes into... Read more

A Day In The Life at ESC (Embedded Systems Conference)

September is usually a decent month to be in Minnesota. The snows haven't arrived, and the summer thunderstorms are past - well, usually. Last night, the lightning looked like a 1970's disco strobe light, and the rain was so intense... Read more

The Definition of Insanity

Most of us have heard the quote: "The definition of insanity is doing something over and over again and expecting a different result." It's generally attributed to Albert Einstein, but there's enough contrary "evidence" to cast doubt on that attribution.... Read more

Accursed Diode Marking

Am I a broken record? Pretty much - especially when it comes to confusing diode marketing. For example, everyone knows what the diode symbol looks like, and pretty much everyone knows which side is the anode and which is the... Read more

What do you do if you can't have reference designators?

The first answer to that question is probably going to be along the lines of: "put them on the board." But, sometimes you can't have reference designators on your board. Maybe it's too densely populated and there isn't room. Maybe,... Read more

The Coming Robot Uprising - 10 Ways To Survive

So, dancing robots are now in the Guinness Book of Records. Not too many things can compete in the category of "dancing robots", so a world record is not all that impressive a feat. Of course, when you're talking over... Read more