BuildIts in Progress
164 posts in this category
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A year of adventures -
Go Kart Revival Part 1: Drive Units -
Trike Revival for the BD Car Show -
Lathe DRO Installation -
Mini Cheetah Clone Teardown -
Varying Pitch Screw Robot: Finishing the Mechanism and First Tests -
Clausing 4901 Moving and Restoration -
Varying pitch screw robot build progress -
Closed Loop Espresso Part 2: Firmware Estimation and Control -
New motor drive firmware -
Closed Loop Espresso Intro -
New Photo and Video Feed -
La Pavoni Europiccola Lever Espresso Machine Restoration -
Transmission Ratio Trajectory Optimization -
Music Server -
Another batch of furuta pendulums -
Benchtop 5-Axis Mill -
Varying pitch screw mechanism -
A decade of project blogging -
Simple Dynamics With Varying Transmission Ratios -
Titanium anodizing experiment -
New High Power Motor Drive -
Furuta Pendulum(s): Building some more -
Building All The Robots -
So Many Robots -
Motor Temperature Estimation Without a Sensor -
Mini Cheetah at ICRA -
Hello There, Mini Cheetah -
Big Dyno Up And Running -
Planar Magnetic Headphones, Part 3: Finishing Up -
CORE Outdoor Power PCB Motor Teardown -
Controlling Phase Current Harmonics with FOC and AFC -
Thermal Testing, Round 2 -
Thermal Testing -
Integrated Motor Controllers V2: Searching for the noise -
Big Dyno Beginnings -
The Rubik's Contraption -
Small motor controller with integrated position sensor -
Controls Ramblings: How to get from Point A to Point B very fast (and stop) -
Stall Torque Test Stand -
A brief introduction to the big go kart, and machining some PolyChain sprockets -
Extremely Chinese Brushless Power System Dyno-ing -
Planar Magnetic Headphones, Part 2 -
Dynamometer Database -
Planar Magnetic Headphones, Part 1 -
Reamer Regrinding -
Vector Hysteresis FOC -
Toolpost Spindle, Part 2 -
Motor Dyno Efficiency Mapping -
EMRAX Motor Teardown -
Encoder Autocalibration for Brushless Motors: Offset and Eccentricity -
Lathe Toolpost Spindle -
E-Mount to Sinar View Camera Adapter -
LEM-On-A-Stick -
Motor Dyno: The Talk-To-Everything Board, and Other Updates -
Return of the Snow Bike: It actually works now -
Some Motor Math and Simulation -
Small Motor Controllers, Round 2 -
Motor Dyno Updates, First Tests -
Introducing the GigaTroller -
Small Motor Dynamometer: The Beginnings -
Desktop Inverted Pendulum Part 2: Control -
Desktop Inverted Pendulum, Part 1 -
Documenting all the things -
Slow-Motion Jump -
More Jumping -
Jumping Leg -
I'm Back to Building Robot Arms -
Torque Ripple Characterization and Position/Impedance Control -
Motor Module -
New Boards! -
Planetary Gearboxes -
Motor Control Progress: Working Hardware, and a Field Oriented Control Implementation -
Snow Bike Part 2: How Does Snow Work? -
Emergency Snow Bike, Part 1 -
Closed Loop Subwoofer With Interferometer Feedback, Part 2: The Hardware -
Motor Characterization for Small Running Robots -
High-Speed Quadrature Decoding with the STM32F4 Nucleo...Because Lasers and Bass -
Metal Electric Ukulele -
Shiny Lathe Pictures -
The Tiny Lathe is Working! -
Ball Turner -
Motor Mount and Bearing Shields -
Tiny Tool Post -
Mini Lathe Pulleys -
Spindle and Headstock Machining -
Mini Lathe Handwheels -
Cutting a Rack Gear on a Bridgeport -
Compound Slide -
Cross Slide, Take 2 -
The Longboard Has Gone Too Long Without a Motor -
BendyPack -
New Cross Slide -
Taig Mini Lathe -
Finishing Up the Coreless Motor -
Coreless Axial Flux Motors -
Some Long Needed Updates to the Big Scooter -
Trying to Crack the EC Desk Safe -
A Box for a Plane -
East Campus Roller Coaster: Actually Building the Thing -
Turning An Outrunner Stator Into A Really Bad Induction Motor -
Robot Arm Z-Axis and Custom Servo Drive -
Roller Coaster Mechanical Design: How to Make Solidworks Really Sad -
Roller Coaster Track Design -
Carbon Fiber Scooter -
It's Time -
Chibi Atomic Jeep, the Power Racing Series, and the Detroit Maker Faire -
Various Updates to the Tiny Go-Kart -
The Reason I Haven't Updated Anything in a Month -
Spontaneous Hub Motor -
External Display from an iPad LCD, Part 2 -
External Display from an iPad LCD, Part 1 -
How Not to do 2.007 -
Adding Gears to the Oar Bike -
What's Happening With the Robot Arm? -
How to Build a Mini Electric Go-Kart in a Day -
Robot Arm, Now With The Drawing Ability Of A 5-Year-Old -
A Tale of Two Robot Arms -
Fun With Encoders -
Now It Looks Like A Robot Arm -
More Snow Scootering -
Snow Scooter! -
Belt Reduction #2 Finished -
CNC Everything -
Electric Tricycle: 9 Month Service, Painting, and Data Collection -
Robot Arm: Testing Construction Methods and More Design -
A Really Really Fast Robot Arm -
Finishing up the Giant Scooter -
The Building of the Climbing Wall -
Scooter Mega-Update: Piling on the Absurdity -
Bot Blast Recap -
One-Week Battlebot Blitz -
The Rebirth of the All-Terrain Scooter -
REX 2013 Project: Rotating Climbing Wall -
Gourd Ukulele, Part 2 -
Gourd Ukulele, Part 1 -
Electric Tricycle, now with Gaudy Lighting -
Bike, Trike, and Science -
PocketBoard v2: Metal Edition -
Another Differential -
It Almost Looks Like A Bicycle -
Tricycle Shenanigans, Pre-CPW Stress Testing -
Playing with Real Carbon Fiber™ -
Laminated Chainstays -
OarCycle: Tacked Front Triangle -
Bike Frame Jig -
A Preview of Upcoming Projects -
Battery Building, Motor Woes, and a Rideable Tricycle -
Mechanically Finished Tricycle -
PocketBoard Part 2: Now it Need Wheels -
PocketBoard: The Tiny Oak Skateboard -
Improper Use of Machinery -
Building the Differential -
Assorted Tricycle Updates -
Soon-To-Be-Named Three-Wheeled Electric Thing -
Finishing Nyan Hat -
Nyan Hat: Nice Lasered Things and More -
New Project: Nyan Hat -
Post-Maker Faire Update -
Scooter Accessories -
Scooter vs. UPS -
Chain Tensioner V3: So Close... -
It Floats! -
Electric Scooter: Drivetrain Refinement