Category Archives: Screaming Circuits Blog

EMS provider Screaming Circuits offers tips and thoughts on design and manufacturing

Fiducials and Odd Boards

One of the handy aspects of getting boards assembled at Screaming Circuits is that we don’t require fiducial marks for standard process boards. I would say that we build far more boards without fiducials than with. That’s cool, but there … Continue reading

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Electronic Swarms — Overhangs

As I’ve stated many times before, we see many, many different jobs go through our shop. In those jobs, we see some of the absolute newest components and packages; some not yet available to the public; some are so R&D that … Continue reading

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Raspberry 6.283185307 Zero

AKA a second post on the Raspberry Pi Zero. It’s been two months since the release of the $5 Raspberry Pi Zero, and I still haven’t been able to buy any. As I discussed in my prior blog about it, … Continue reading

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Language Dialects for the Engineer Entrepreneur

Much of marketing can be summed up with the word “communication.” It’s communicating about a product or service, about wants and needs, or the past and the future. Good marketeers take this to heart and work hard to understand their … Continue reading

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Predictions for the End of the Decade

Half a decade ago, back in January 2010, I wrote up a list of predictions for the end of the decade. You can read that list here. It’s still 2015, so I can plausibly say that we’re halfway there, which … Continue reading

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The Common Parts Library

The two most common causes of delay in small volume manufacturing here at Screaming Circuits (and presumably, others like us) are component availability, and footprint mismatches. We don’t substitute parts without your approval for a number of reasons. I’ve written about … Continue reading

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Raspberry Pi — What’s It All Mean?

What would you do with a computer that costs $5? First, let me explain a bit. The Raspberry Pi, if you don’t know, is a small, inexpensive single board computer designed by the non-profit Raspberry Pi foundation in England. Its mission … Continue reading

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An Engineer Entrepreneur’s First Brand Lesson

If you’re an engineer starting a business, do you need to worry about your business’s brand? In a word: yes. You don’t need to make a big project out of it at the start. It can be as simple as … Continue reading

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How Should You Mark Your Diodes?

Current flows through a diode from the anode to the cathode – it will pass current only when the potential on the anode is greater than the potential on the cathode. This is mostly true, but not always. For the common … Continue reading

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Those Danged LEDs Again

I was caught by one of my own favorite “simple” traps last week: the dreaded LED footprint mess. I designed a board based on the Microchip PIC32 — it’s a ChipKIT Arduino-compatible board — that has a number of RGB LEDs on … Continue reading

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