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The Griffin Audio Preamplifier Demo

The Griffin Audio Preamplifier Demo

After months of questions I’ve finally decided to make an online video describing the Griffin Audio Preamplifier. The cost involved with making this video was huge, but I’m just the one to pay the price. REI Talan: http://www.research-electronics.com/cgi-bin/main.cgi?action=viewprod&ct=products&num=DPA-7000

Amp Mods, Skinny News, and Charity

Amp Mods, Skinny News, and Charity

Happy New Year Everyone! I hope your holidays were refreshing and filled with hope, family, and friends. In this video I’ll be talking about a modification on the LM386 amp design used in the KiCad tutorial, we’ll discuss using a stereo output jack with a […]

A Beginners Guide to the LM386 Amplifier Circuit

A Beginners Guide to the LM386 Amplifier Circuit

After creating the amp in a jar by using KiCAD, I felt like it would be appropriate to review the workhorse in the circuit. So today’s video as a tutorial about how to use the LM386 audio amplifier. If you have any questions feel free to […]

How To Use KiCad to Make a Printed Circuit Board: Part 3

How To Use KiCad to Make a Printed Circuit Board: Part 3

This is the last part of the three part Kicad series. In this episode we will be learning how to take component footprints and put them together to make the final PCB product. If you missed the first two videos you can find them here […]

How To Use KiCad to Make a Printed Circuit Board: Part 2

How To Use KiCad to Make a Printed Circuit Board: Part 2

It’s time to associate a physical footprint to those schematic parts. This is the second video in a three part series about how to make a simple PCB using KiCad. If you missed the first video, click here. You’ll notice a bit of a quality […]

How To Use KiCad to Make a Printed Circuit Board: Part 1

How To Use KiCad to Make a Printed Circuit Board: Part 1

Welcome to the first ever Skinny Research and Development tutorial. In this episode I’ll teach you how to use the schematic (Eeschema) portion of KiCad to layout a circuit design. This is Part 1 of a three episode series to show how to take a hand […]

Skinny R&D 1 Year Anniversary

Skinny R&D 1 Year Anniversary

Thanks for everyone’s help over this last year. It’s been tremendous fun.  

Monumental Security Practices

Monumental Security Practices

Every time I take someone sight seeing in DC, I can’t un-see them. I should be alright with CCTV cameras hanging off of structures. I’m a security professional. We eat vulnerabilities for breakfast and birth countermeasures at dinner. This, however is different. Let me demonstrate […]

Greater DC Area 2014 Botball Competition

Greater DC Area 2014 Botball Competition

Last weekend I had a fantastic time at the regional Botball competition. The organizers were kind enough to give me a backstage pass and here is what came of it. Level Up the Difficulty There is a soft spot in my heart for autonomous robotics. […]

Rube Goldberg Wants You To Fail

Rube Goldberg Wants You To Fail

The Rules of Testing At my “real” job several years ago I heard a colleague share a fantastic piece of knowledge with a student. The student was trying to test a piece of equipment and after the first try had declared the whole process to […]