make. break. in no particular order.

My name is Andy and I make lots of random stuff. Read more about me on the About page.

What's New, You Ask?

I've released a tiny little macOS menubar utility I use to quickly swap my SSH config files between different environments or use cases. It's called Sshwitch.

Side note: On this website, I am using the super-cool Input font for this site. If you write code and you want to use it for your code editor, grab it here: https://input.djr.com/

Latest Blog Articles

CalDigit TS4 Thunderbolt 4 Dock
๐Ÿ“† Dec 30. 2025
๐Ÿ“ Computer Stuff

CalDigit TS4 Thunderbolt 4 Dock

My thoughts on the CalDigit TS4 Thunderbolt 4 dock

The Shed Beast: A 12x16 Wood Frame Storage Shed
๐Ÿ“† Mar 23. 2020
๐Ÿ“ Uncategorized

The Shed Beast: A 12x16 Wood Frame Storage Shed

Designing and building a massive 192 sq ft workshop shed.

Fitness Tracker Tester (& Pokemon Incubator?)
๐Ÿ“† Oct 12. 2016
๐Ÿ“ Uncategorized

Fitness Tracker Tester (& Pokemon Incubator?)

A generic device for... testing fitness trackers. Yeah, testing.

Photo Parade!

Fitbit Cheat-O-Matic 2: 3D Printed Mechanical Simplicity
Desktop Warp Core - The SMD LED Strip Years
Sharp Clock (Saw Blade Recycling)
Tony Stark for Halloween 2010: The Arc Reactor (RT Mark II)
Solenoid-Powered 6 Brass Bell
Quick Little 3.3V and 5V Benchtop Switching Power Supplies
Domo Wobbly Balancing Robot Thing
iPhone Lens Adapters from Photojojo
Hack the SparkFun Big Red Dome Button!
USB Foam Dart Launcher Assimilated (Partially)
Focus, Dammit! Or, How I've Learned to Control A.D.D.
Designing a New Man Cave and Workshop
Office Chair Land Speed Record?
My First Amplifier Circuit: LM386 Easy Amp
Electronics Workbench LED Upgrade
Swanky Chinese Lamp
DIY Workshop Stereo Boombox Kinda Thing
Making Mad Props for meltmedia's Interactive Superhero Marketing Launch: Techno HAMMER
AC Current Detection with Allegro AC756 Linear Current Sensors
Disney Glow With The Show Ears Teardown
Charlieplexing LEDs with an AVR ATmega328
LED Reading Lamp
meltmedia Hack Day July 2012!
Standing Desk Improvisation Inspiration with Little Perspiration
What makes a Maker tick?
How To Compete in Your Company's FitBit Walk Competition While Injured
Recycled Sparkfun Shipping Box Wire Dispenser
Ventilation Upgrade
Stripe - Card Processing for Developers
Update on Backyard DIY LP Fire Pit
Fitbit Cheat-O-Matic 2: 3D Printed Mechanical Simplicity
Desktop Warp Core - The SMD LED Strip Years
Sharp Clock (Saw Blade Recycling)
Tony Stark for Halloween 2010: The Arc Reactor (RT Mark II)
Solenoid-Powered 6 Brass Bell
Quick Little 3.3V and 5V Benchtop Switching Power Supplies
Domo Wobbly Balancing Robot Thing
iPhone Lens Adapters from Photojojo
Hack the SparkFun Big Red Dome Button!
USB Foam Dart Launcher Assimilated (Partially)
Focus, Dammit! Or, How I've Learned to Control A.D.D.
Designing a New Man Cave and Workshop
Office Chair Land Speed Record?
My First Amplifier Circuit: LM386 Easy Amp
Electronics Workbench LED Upgrade
Swanky Chinese Lamp
DIY Workshop Stereo Boombox Kinda Thing
Making Mad Props for meltmedia's Interactive Superhero Marketing Launch: Techno HAMMER
AC Current Detection with Allegro AC756 Linear Current Sensors
Disney Glow With The Show Ears Teardown
Charlieplexing LEDs with an AVR ATmega328
LED Reading Lamp
meltmedia Hack Day July 2012!
Standing Desk Improvisation Inspiration with Little Perspiration
What makes a Maker tick?
How To Compete in Your Company's FitBit Walk Competition While Injured
Recycled Sparkfun Shipping Box Wire Dispenser
Ventilation Upgrade
Stripe - Card Processing for Developers
Update on Backyard DIY LP Fire Pit

Maker Resources

A radnom sampling of tools and resources I find useful. View all resources โ†’

Learning Platforms
FreeCodeCamp

A non-profit organization that consists of an interactive learning web platform, an online community forum, chat rooms, online publications and local organizations.

Visit Resource โ†’

Resources for STEM

Find stuff for learning Science, Technology, Engineering, and Mathematics. View STEM

STEM Stuff
Science Friday

(Shouldnโ€™t every single day be Science Friday? Science Friday Monday, Science Friday Tuesday, etc.) โ€œScience Friday is an award-winning producer of high quality, fact-checked, and trustworthy science news and educational programming. For 30 years, weโ€™ve introduced top scientists to public radio listeners, and reminded them how much fun it is to learn something new. But weโ€™re more than just a radio show. We produce a sweeping array of educational and entertaining science experiences through videos, podcasts, digital media, live events, citizen science, K-12 education and professional development, and at-home learning activities for families that directly serve hundreds of thousands of educators, parents, citizen scientists, and lifelong learners every year.โ€ โ€”ScienceFriday.com About page

Visit Resource โ†’
STEM Stuff
Science Buddies

โ€œScience Buddies mission is to inspire and educate students of all ages with hands-on STEM explorations that reflect their unique personal interests. By providing highly personalized educational experiences, we drive student discovery, engagement, and learning in STEM subjects. Our vision is to develop high-quality scientist-authored explorations covering all key areas of STEM, from the classics to the cutting edge, in formats tailored for the needs of the audiences having the greatest potential to impact student STEM learning, students themselves, classroom teachers, informal educators, and parents. Free and open to everyone, we level the playing field, making STEM learning possible for students of all demographics.โ€œ โ€”Science Buddies About page

Visit Resource โ†’

Resources for STEM & Women/Girls in Tech

Technology is super cool and it shouldn't care who makes it that way. Women/Girls in Tech.

Women & Girls in Tech
Inspiring Girls to Pursue Careers in STEM

An informal group of scientists at the U.S. Geological Survey (USGS) Pacific Coastal and Marine Science Center (PCMSC) decided to help inspire girls to pursue careers in science, technology, engineering, and mathematics (STEM) on Earth Day, April 22, 2013.

Visit Resource โ†’
Women & Girls in Tech
Career Guide for Women in Tech

โ€œThe tech sector can offer high salaries and great perks. Learn about job search strategies, tips for success, and employment resources for women in tech.โ€ This article describes four steps to prepare for a career in technology: Determine your career interest, obtain an education, complete internships, and network.

Visit Resource โ†’