General Robotics Forum

Vacuum forming

Hi Does anybody knows a place in San Diego or online that I could send an sculpted form and they would create the plast...

4 comments posted 20yrs

posted by padu

4 comments posted 20yrs posted by padu

Ball mouse turned into cheap tachometer...

I am trying to create a simple DIY tachometer using parts to a Radio Shack serial ball mouse I have. The idea is to use...

2 comments posted 20yrs

posted by lmcgill2

2 comments posted 20yrs posted by lmcgill2

Mars Exploration Rover Update - May 23, 2006

http://marsrovers.jpl.nasa.gov/mission/status.html#opportunity OPPORTUNITY UPDATE: Checking Out 'Cheyenne' and Testing...

2 comments posted 20yrs

posted by baalke

2 comments posted 20yrs posted by baalke

Ball screw reduction ratio

Hi, How can I calculate the reduction ration of a ball screw? For example, let's say I have a DC motor spinning at 3000...

15 comments posted 20yrs

posted by padu

15 comments posted 20yrs posted by padu

Panasonic 1381 trigger

Hi. Can anybody tell me why Panasonic doesn't seem to have these things on their site anymore? Did they stop making the...

2 comments posted 20yrs

posted by martinb

2 comments posted 20yrs posted by martinb

Reversing motor polarity ?

I just finished assembling a tracked base on which I hope to eventually mount my MCU. Each motor requires 3V and if my...

1 comments posted 20yrs

posted by grubertm

1 comments posted 20yrs posted by grubertm

5 inch wheels

Hi all, Could anyone tell me where I can get some five inch wheels. The only ones that I could find on web where 2.25 i...

8 comments posted 20yrs

posted by kitmor

8 comments posted 20yrs posted by kitmor

Any San Diego area DARPA people?

Would like to chat with anybody who participated in the recent DARPA event California/Nevada... we may be looking for 'm...

1 comments posted 20yrs

posted by Waynelund

1 comments posted 20yrs posted by Waynelund

Canine Robot Kit?

Hey, Does anyone know of a good canine robot kit? I'm looking for something intelligent that learns and plays. Aibo loo...

0 comments posted 20yrs

posted by rmrhxvqt6tugqb7

0 comments posted 20yrs posted by rmrhxvqt6tugqb7

Data via wire and/or RF?

I'm guessing that I could send/receive more data via twisted cable than I could by IR or RF? I'm thinking of that missi...

10 comments posted 20yrs

posted by Waynelund

10 comments posted 20yrs posted by Waynelund

Modulation/demodulation of Red & Green laser pointer and laser sensor

How to modulate laser pointer ===================== I want to modulate a Red and Green laser pointer (laser diode) with...

36 comments posted 20yrs

posted by <Rahgu Seghar>

36 comments posted 20yrs posted by <Rahgu Seghar>

Using POWER MOSFETS to increase R/C ESC ratings

Hi Guys, OK, now I've got theory, and would like your input on it: (ESC is the normal r/c electronic speed controller)...

4 comments posted 20yrs

posted by mQiQcQhQaQeQlQhQiQmQsQ

4 comments posted 20yrs posted by mQiQcQhQaQeQlQhQiQmQsQ

Roboscout - Any info?

I just picked up one of these at a flea market. Paid $120. I couldn't resist. Unsure if it worked, it still looked so d...

6 comments posted 20yrs

posted by tandmkennedy

6 comments posted 20yrs posted by tandmkennedy

Where Are The Best Amateur Robotic Discussion Groups?

Not that I don't like you folks ;

12 comments posted 20yrs

posted by too_many_tools

12 comments posted 20yrs posted by too_many_tools

Mars Exploration Rover Update - May 19, 2006

http://marsrovers.jpl.nasa.gov/mission/status.html SPIRIT UPDATE: Spirit Continues Winter Studies of Soil, Sky and Terr...

5 comments posted 20yrs

posted by baalke

5 comments posted 20yrs posted by baalke