scolton

tinyKart: Snow Drifting

Snow drifting with an ultralight (25kg / 26kg filled with ...

Snow drifting with an ultralight (25kg / 26kg filled with snow) electric go-kart during the March snowstorm. The kart has independent RWD and about five horsepower, so it puts on a good show. More info on the kart: http://scolton.blogspot.com/p/cap-kart.html#tinykart Tracked skateboard cameo: http://www.etotheipiplusone.net/?page_id=1216 Music used under license.

PCB Quadrotor: Strobe Vibration Visualization

One of the challenges of making a PCB-based micro quadrotor ...

One of the challenges of making a PCB-based micro quadrotor has been vibrations in the relatively thin, flexible frame. To visualize the vibrations, I used a strobe light set to a frequency that is slightly higher or lower than the propeller RPM. More info on quadrotor: http://scolton.blogspot.com/p/flying-things.html#4pcb

tinyKart: Winter Special

Some say that his urine turns snow blue, and that ...

Some say that his urine turns snow blue, and that he doesn't believe in polar bears.More info: http://scolton.blogspot.com/p/cap-kart.html#tinykart

4pcb: More Balanced Props | 1-17-12

I tried balancing the props as well as I could ...

I tried balancing the props as well as I could using a new, better method. You can tell from the sound that they're still not perfect, but the improvement in hover stability allowed me to learn a new trick: hand launching.More info: http://scolton.blogspot.com/p/flying-things.html#4pcb

tinyKart: Testing New Motors and Battery

Motors: 2x EMP C6374-200 (2.5kW peak each)http://www.leaderhobby.com/product.asp?ID=9394001224160Battery: 12S3P A123 26650M1-sorta-B ...

Motors: 2x EMP C6374-200 (2.5kW peak each)http://www.leaderhobby.com/product.asp?ID=9394001224160Battery: 12S3P A123 26650M1-sorta-B (39.6V, 6.9Ah, 30mΩ) Still has some controller issues to sort out, but it works well.

4pcb: More Testing

More PCB quadrotor testing: - Square-root control law. - Learning ...

More PCB quadrotor testing: - Square-root control law. - Learning to fly in Mode 4. (http://www.rc-airplane-world.com/image-files/rc-transmitter-mode-4.gif) - Bloopers.   More info: http://scolton.blogspot.com/p/flying-things.html#4pcb

4pcb - Printed Circuit Quadrotor: New Digital IMU

Testing a new digital IMU (Pololu minIMU-9: http://www.pololu.com/catalog/product/1265) on 4pcb, ...

Testing a new digital IMU (Pololu minIMU-9: http://www.pololu.com/catalog/product/1265) on 4pcb, a printed circuit board quadrotor. More info: http://scolton.blogspot.com/search/label/4pcb

Nightkarting

Test driving tinyKart, our 55lb ultralight electric go-kart at full ...

Test driving tinyKart, our 55lb ultralight electric go-kart at full power in a parking garage climb. More info: http://scolton.blogspot.com/p/cap-kart.html#tinykart

Maker Faire NY 2011 - Random Vehicles

Random vehicles and other projects we brought to Maker Faire ...

Random vehicles and other projects we brought to Maker Faire NY 2011.

4pcb: Loop Tuning - 8/29/11

Riding the stability envelope... More info: http://scolton.blogspot.com/search/label/4pcb