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SeattleRobotics · The Seattle Robotics Society

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Group Information

  • Members: 3196
  • Category: Robotics
  • Founded: Jun 8, 2000
  • Language: English
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Messages 30036 - 30065 of 47779   Oldest  |  < Older  |  Newer >  |  Newest
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30036 ELEANOR BOWMAN
leenye1 Send Email
Feb 1, 2007
2:22 pm
i have in mind a slave position by turning 2 drive motors on or off using mdifferent speed settings to position slave from lnown position to where work is to...
30037 brianinrenton Send Email Feb 1, 2007
8:14 pm
... That is correct. I'm a member of several Yahoo groups and to read the emails (9 in 10 are usually of no interest) would be a real pain. ... That is what...
30038 benedict-list@...
inetd_conf Send Email
Feb 1, 2007
9:51 pm
That rocks the house, man! Thanks for posting that. Tom...
30039 Rich Chandler
mauser712 Send Email
Feb 2, 2007
4:06 am
Just to show you what you're up against. http://www.youtube.com/watch?v=N2fp6apH5Rw This is the 2005 All-Japan champion. That first fast looking run... that's...
30040 Mike Payson
mpayson Send Email
Feb 2, 2007
6:04 am
No problem. Glad to help....
30041 johnmciv Send Email Feb 2, 2007
6:19 am
... that's ... ... And another video that may more accurately represent what you are up against :) http://www.youtube.com/watch?v=AIsKtMe5Qc4...
30042 Dan
ragoo_sauce Send Email
Feb 2, 2007
6:20 am
Anyone know of a long range IR detector, maybe 6-8 ft range, something similiar to what's used in TV ? The PNA4602 and the IS471F don't seem to be adequate for...
30043 Pete Miles
ajklz5 Send Email
Feb 2, 2007
7:05 am
Its not the detector, its the emitter. Use higher powered IR LEDs. Pete ... From: "Dan" <ragooman@...> To: <SeattleRobotics@yahoogroups.com> Sent:...
30044 Pete Miles
ajklz5 Send Email
Feb 2, 2007
7:11 am
Quite worring about what the Japanese are doing. Me will never see one of those robots in real life. Since history has a very strong tendancy of repeating...
30045 Robin Bailey
quethe Send Email
Feb 2, 2007
7:15 am
I am working on a robot project where I have a DC motor (12VDC and 30A max) that is being driven by a PWM speed controller in the forward and reverse...
30046 Tony Brenke
trbrenke Send Email
Feb 2, 2007
8:44 am
If the IR is not pulsed at a set freq, then the range is cut back greatly. Using pulsed IR will let the detector tell the diff between background IR and a real...
30047 Tony Brenke
trbrenke Send Email
Feb 2, 2007
8:53 am
LOL, Switch to a 'sevcon&#39; motor controller and use your current one on another project. That would be the easy way. Your second option is to use an IGBT but...
30048 Rich Chandler
mauser712 Send Email
Feb 2, 2007
3:23 pm
... Hey Pete, it was more about what's Possible, really, than trying to discourage anyone....
30049 Robin Bailey
quethe Send Email
Feb 2, 2007
5:55 pm
I suppose a couple points I should have included was that I have to do the switching on the motor side, not the power side, because this is being done to 2+...
30050 robotMaker
robotmeiker Send Email
Feb 2, 2007
5:56 pm
A 12v DC motor, that draws 30 amps. That's a big motor, you must be building a big robot. Are you using only one motor? You must be powering it with a car ...
30051 Pete Miles
ajklz5 Send Email
Feb 2, 2007
6:17 pm
Rich, I completely agree with you. The Japanese do set the bar when it comes to robots across the board. But, from past experience, people get discouraged and...
30052 -S
samthemagical Send Email
Feb 2, 2007
6:26 pm
My suggestion --- take apart something that had an IR remote control (the control too, o'course). Then you know you have the parts you want, they are matched,...
30053 Stephen Noel
stephennoel944 Send Email
Feb 2, 2007
6:36 pm
Go to Sharp's website at sharpsma.com. Navigate to Products|optoelectronics|IR Remote Receiver. You've got your choice of 133 different products :-) The key to...
30054 John Palmisano
palmisano@... Send Email
Feb 2, 2007
6:41 pm
what about making robots for fun? i plan to do robo-one in japan next year . . . i probably wont stand a chance my first year or two doing it . . . but i dont...
30055 Ben Estroff
b_estroff Send Email
Feb 2, 2007
10:57 pm
Strangely, I thought to look up Micromouse on Youtube the other day as well. That's the kind of stuff I expect my team to be going up against, but we're going...
30056 Bob Cook
bobcook_02 Send Email
Feb 3, 2007
3:20 am
... I've already started my micromouse design. I probably won't have anything like those zippy little ones on YouTube but that sort of thing hasn't stopped me...
30057 Tony Brenke
trbrenke Send Email
Feb 3, 2007
6:18 am
There is no way to do this cheap. But there is a way. Replace the relays you are using now. Go with this. http://www.acroname.com/robotics/parts/R133-MD03.html...
30058 mvshiva9493 Send Email Feb 3, 2007
4:21 pm
hi. i have a motor that runs on 24v dc to turn the wheels. if i apply 24 v across the circuit, would it fry some of the components? if it would,could you tell...
30059 John Palmisano
palmisano@... Send Email
Feb 3, 2007
4:36 pm
check the datasheets for the maximum voltage rating for each component you think will fry =P typically most are rated for no more than 20V . . . ... -- John...
30060 Gabriel Elder
GabeElder Send Email
Feb 3, 2007
6:19 pm
Hey all, I am still working on my balloon project (automatedair.blogspot.com) and have run into a GPS Problem. I have gotten a garmin 18 LVC () all hooked up...
30061 mvshiva9493 Send Email Feb 3, 2007
6:33 pm
hi, i'm building a robot for a contest at college. on of the designs for a weapon involves a spring that can lift a load of about 10-15 kgs... could i please...
30062 mvshiva9493 Send Email Feb 3, 2007
6:33 pm
... component you ... 24 v ... first of all, thanks for replying.. a lot are 30v+, some are even just 10v.. what do i do?is there a way i let only a small...
30063 John Palmisano
palmisano@... Send Email
Feb 3, 2007
6:53 pm
If you apply 24V to a 10V rated component, it will fry (and sometimes explode into pretty sparks). As for the amperage on the motor, you must look up the...
30064 Mike Payson
mpayson Send Email
Feb 3, 2007
7:26 pm
You need what is called a "motor controller" which acts as a bridge between the low voltage main controller (your robots brain) and the high voltage motors. If...
30065 Dan
ragoo_sauce Send Email
Feb 3, 2007
7:26 pm
Thanks for all the tips that everyone suggested. =Dan .==============================================================================. [ My Corner of...
Messages 30036 - 30065 of 47779   Oldest  |  < Older  |  Newer >  |  Newest
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