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Tamiya twin gearbox problem

I've assembled the gearbox according to the "A" configuration, which is the standard speed. But each side does not rota...
3 comments posted 19yrs
posted by upand_at_them
3 comments posted 19yrs posted by upand_at_them

The ten laws of robotics

The great challenge right now in the world is environmental disaster, soon it will be robotics. We may yet have time to...
20 comments posted 19yrs
posted by jus1
20 comments posted 19yrs posted by jus1

switching regulator kit?

QualityKits has this nifty little $3 kit for regulating voltage at 6 or 9V: http://store.qkits.com/moreinfo.cfm/fk805 I...
5 comments posted 19yrs
posted by joe
5 comments posted 19yrs posted by joe

Having trouble with a Sonar

Hello to the group, I built a sonar just as a rangefinding instrument for now. Eventually, I will be wanting to install...
5 comments posted 19yrs
posted by nuisancewildlife
5 comments posted 19yrs posted by nuisancewildlife

FRC Championship

It's a bit late, but I went to the Chamionship in Atlanta this year. Team 2194, Newton Division. We were a rookie team,...
1 comments posted 19yrs
posted by Sleeping143
1 comments posted 19yrs posted by Sleeping143

battery box supplying 4 different voltages?

I'd like to make one battery box for the bot I'm working on, that will simultaneously supply 3V, 6V, 9V, and 12V. The f...
21 comments posted 19yrs
posted by joe
21 comments posted 19yrs posted by joe

who knows something about ACT/CUT 3D?

Hi,all, I noticed that some waterjet cutting application used industrial robot arm,and the engineer use a software call...
0 comments posted 19yrs
posted by bru.qian
0 comments posted 19yrs posted by bru.qian

The Gough platform

Dear all, for all of you enthusiasts of parallel manipulator, you are aware of the invention of the Hexapod that was ma...
1 comments posted 19yrs
posted by luc.rolland
1 comments posted 19yrs posted by luc.rolland

Serial Port driver to PC

Does anyone have a freeware driver or ocx to connect a microcontroller to a serial port ? the aim of the project is to d...
11 comments posted 19yrs
posted by info
11 comments posted 19yrs posted by info

source of largish gears?

I have two largish (15 cm) surplus Pittman motors, which I'm trying to cram into a circular shell 24 cm across in order...
15 comments posted 19yrs
posted by joe
15 comments posted 19yrs posted by joe

MOSFET driver killed mysteriously and need help

hi to everyone. I mysteriously killed 5 MOSFET half bridge drivers and wish to see if anyone can help. I'm making a N-M...
6 comments posted 19yrs
posted by w2kwong
6 comments posted 19yrs posted by w2kwong

Mars Exploration Rover Update - April 17, 2007

http://marsrovers.jpl.nasa.gov/mission/status.html#opportunity OPPORTUNITY UPDATE: Investigating a Dark Streak - sol 11...
0 comments posted 19yrs
posted by baalke
0 comments posted 19yrs posted by baalke

Several Robot Designs

We have several robot variations including, Furby, Rodent, Hexpod, and Beam... http://mondo-technology.com Luhan
0 comments posted 19yrs
posted by luhanis
0 comments posted 19yrs posted by luhanis

Motor control chip 3.3V

Hello, I am in a desperate need for a DC motor control chip that runs out of 3.3v. More or less something like L293D whi...
4 comments posted 19yrs
posted by arybinsky
4 comments posted 19yrs posted by arybinsky