Search found 4 matches

by BobCochran
Sat Dec 12, 2009 4:14 pm
Forum: Robotics
Topic: Gumstix For Robots; Robot Kit To Use With Gumstix
Replies: 1
Views: 4119

Gumstix For Robots; Robot Kit To Use With Gumstix

Hi, I am interested in buying Gumstix and building a robot based on a Gumstix computer-on-module. Is anyone actually using Gumstix as a robot's brain? Can you suggest what Gumstix modules and accessories I should order for starters? I've looked at the Gumstix.com site, and I've noticed their robost...
by BobCochran
Sun Dec 31, 2006 12:05 pm
Forum: Robotics
Topic: Battery Choices For Small Robot
Replies: 4
Views: 5920

Source of Cell Phone or Camcorder Batteries

Thank you for suggesting cell phone or camcorder batteries. I hadn't thought of this. What is a good source for such batteries?

Thanks

Bob
by BobCochran
Tue Dec 26, 2006 12:45 pm
Forum: Robotics
Topic: Battery Choices For Small Robot
Replies: 4
Views: 5920

Battery Choices For Small Robot

Can anyone suggest a reputable internet merchant who sells lithium ion or lithium polymer batteries? They will be used to power a robot -- namely the "balancing bot" featured in the December 2006 issue of Nuts and Volts. I'm very interested in the low weight of the lithium polymer batteri...
by BobCochran
Sun Dec 24, 2006 9:08 pm
Forum: Robotics
Topic: Dual +3.3v/+5.0-6.0v Power Supply For Servos and IMU
Replies: 3
Views: 7518

Dual +3.3v/+5.0-6.0v Power Supply For Servos and IMU

Can someone point me to a circuit which can be put on a small PCB that can take unregulated 11.1v power from a lithium polymer battery and regulate it down to one output of +3.3v and one output of at least +5v to a maximum of +6v. In other words, a regulator capable of producing two different volta...