This week I received a box full of possible 2020 Bot parts direct from China. For this order, my goals were to evaluate supplier quality and get an idea on shipping volumes, weights, and costs. I’m seriously considering whether or not it makes sense to offer 2020 Bot kits, or just provide instructions and let everyone fend […]
2020 Bot Motor Choices
Experiments continue on the 2020 Bot! The robot on the left was built using the ubiquitous 28BYJ-48 geared stepper motors and ULN2003 drivers. The robot on the right uses the famous yellow gearboxes plus brush motors with an L9110S dual motor driver board. Which one should I use for the 2020 Bot?
2020 Bot
Slides from my 2020 Bot presentation to the Nashua Robot Builders. The 2020 Bot is a work in progress…
Maker Faire Shenzhen 2016
Here’s a somewhat long slideshow of photos from Maker Faire Shenzhen. I decided to skip World Maker Faire (NY) this year and instead go back to China. The trip was really short, fly 16+ hours, arrive Thursday night, attend Maker Faire Friday, Saturday, and Sunday, then fly home 16+ hours on Monday. Typhoon Haima didn’t […]
NRB – Robot Networking: Socket.io and the ESP8266
Slides from another Nashua Robot Builders presentation:
Introducing the EB1
Well, the EB1 has actually been around a while. It’s the brain child of Tully from Samurai Circuits. A few years back he tried to convince me to work on an inexpensive Arduino compatible platform that could be used for teaching electronics and programming, but without needing a lot of extra pieces (like a breadboard, […]
NRB – ESP8266 Presentation
These are the slides from an ESP8266 presentation I gave at a Nashua Robot Builders meeting.
NRB – Robot Kit Presentation
This is a short presentation about robot kits I gave at a Nashua Robot Builders meeting.
Cheap Robots
To get started with off the shelf robotic kits, there seems to be a price threshold of about $50 for a bare bones ugly hack-kit.
Millable Arduino
The Eagle design files for my millable Arduino Pro Mini are available on GitHub.