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Messages 24206 - 24235 of 41159   Oldest  |  < Older  |  Newer >  |  Newest
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24206
Hey, This may seem to be a strange question, and I am sure that most of us know how to control a servo, but is there any official authority on the matter. I...
leehearn82
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Jun 1, 2005
7:05 am
24207
off hand, I would say no. most are modeled after the RC radios. 1-2mS pulse repeated at least every 30mS 1.5mS center. if you can run the pulses closer...
tbrenke@...
trbrenke
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Jun 1, 2005
7:16 am
24208
Try checking the official routes. People who fly R/C planes a lot have licenses from the FAA, and just guessing from that, if you search that route, you might...
Mr S
szinn_the1
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Jun 1, 2005
7:32 am
24209
http://jobsearch.monster.com/getjob.asp?JobID=30668110 -- "From Each according to his Abilities, To Each according to his Needs" is a pretty sweet deal, if...
Rich Chandler
mauser712
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Jun 1, 2005
9:22 am
24210
the license is the AMA American or armature model assoc....
tbrenke@...
trbrenke
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Jun 1, 2005
12:53 pm
24211
Hello All I started programming with stamps then moved over to pics and picbasic. Now I’m moving over to Atmels and trying to use CodeVisionAVR Lite. So to...
brian r
barip100
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Jun 1, 2005
1:01 pm
24212
Brian: best to get the data sheet for the 8515 and just read about timer1 carefully. Another resource is the Atmel application notes. There are small ...
Larry Barello
lbarello
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Jun 1, 2005
2:03 pm
24213
Hi Brian, ... I don't have any CodeVision samples, but I do have GCC samples for an ATMega8. If you download this file: ...
Dave Hylands
dhylands_99
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Jun 1, 2005
2:11 pm
24214
Sounds like you need a digital compass. I like the Vector 2XE. Jonathan www.madlabs.info...
Jonathan Peakall
jonathanpeakall
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Jun 1, 2005
3:16 pm
24215
Hi all, I have a large DC motor that I want to control via PWM. I am planning on getting a 30A controller from Pololu.com that has 10khz frequency response....
Tom Capon
robot_mechan...
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Jun 1, 2005
4:01 pm
24216
... planning ... determined ... Hi Tom. It's questionable if that's a 30A controller. Take a look at the long thread on PARTS that's had to be quashed by the...
dan michaels
oric_dan
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Jun 1, 2005
5:01 pm
24217
For a long time I've wanted to come up with a very simple and cheap one-microcontroller solution for driving a VGA screen directly. The idea is to make use of...
douglas_warren_bell
douglas_warr...
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Jun 1, 2005
5:13 pm
24218
If you are using stepper motors and tracking how far each wheel has turned, and can reasonably assme level ground and no slippage on the wheels, you can...
Carbon
saxton_tom
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Jun 1, 2005
6:04 pm
24219
... Academy of Model Aeronautics. Mostly it's a club for group access to insurance against model accidents. -- "From Each according to his Abilities, To Each...
Rich Chandler
mauser712
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Jun 1, 2005
7:08 pm
24220
The AMA member that I know says that there doesn't seem to be any standard for control of servos. Apparently all the manufacturers seemed to do their own...
Mr S
szinn_the1
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Jun 1, 2005
8:13 pm
24221
I just read the thread on PARTS. The pololu is a 30A motor controller. That some guy with a competing product can't differentiate between rated and...
Jay Prince
drgnfy
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Jun 2, 2005
1:20 am
24222
here is a PWM example // Timer/Counter 1 initialization // Clock source: System Clock // Clock value: 1000.000 kHz // Mode: PWMA & B top=OCR1C // OC1A output:...
tbrenke@...
trbrenke
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Jun 2, 2005
1:24 am
24223
10k is kind of low, depending upon your motor. Even a fairly large coreless motor will need much higher frequencies to be efficient. ... From:...
Larry Barello
lbarello
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Jun 2, 2005
2:02 am
24224
I have thought about doing something similar, from a slightly different approach. There are tons of abandoned ISA and early PCI VGA cards piling up in surplus...
karl lunt
karllunt@...
Send Email
Jun 2, 2005
2:30 am
24225
The electrical bus interface for an 8 or 16 bit ISA interface is extremely minimal and easy to reproduce for something that pretty much static like a VGA card....
Kenneth Maxon
kmaxon2002
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Jun 2, 2005
5:28 am
24226
Almost all of the RC servos on the market today use the signaling protocol that tbrenke@... described earlier: a 1-2 millisecond pulse repeated 40-60...
Nate W
delaminator
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Jun 2, 2005
6:28 am
24227
Ugh, I think I can scratch TFT interfacing off my list of 'would like to do'. I hadn't clicked on the Electronics tab on the left on your site last time I was...
Robert Hedan
roberthedan
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Jun 2, 2005
11:16 am
24228
Hi Folks, After a recent websearch for drivetrain parts I came upon the Sozbots website http://www.sozbots.com/, and found they advertise a delrin chain, along...
Nigel Emms
rulingshogun
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Jun 2, 2005
11:46 am
24229
... as ... their ... I don't think the issue was about bashing, rather perceived impressions. In the end, it should be noted that the part is probably good for...
dan michaels
oric_dan
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Jun 2, 2005
2:47 pm
24230
My motor has about a 25A stall current at 12V. Would the Pololu controller work for higher currents if a large heatsink were installed? My real question was:...
Tom Capon
robot_mechan...
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Jun 2, 2005
3:10 pm
24231
http://www.servocity.com/html/gears___sprockets.html ... JIMc x22661 National Ignition Facility...
Jim McBride
jymmyrig
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Jun 2, 2005
3:51 pm
24232
... highest ... From the sounds of it, the part can handle the stall current, at least for a short time, but the broader issue is what is the *continuous* run...
dan michaels
oric_dan
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Jun 2, 2005
4:44 pm
24233
Fantastic!! Thanks Brian ... __________________________________ Discover Yahoo! Use Yahoo! to plan a weekend, have fun online and more. Check it out! ...
brian r
barip100
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Jun 2, 2005
5:01 pm
24234
... Torque ripple improves and efficiency goes down with higher PWM. There are no double gains without any disadvantages for changing a variable in physics. ...
Alan King
alantak69
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Jun 2, 2005
5:06 pm
24235
hi all can anyone plz send me a circuit diagram of mulli chennel temprature scanner and that of an RPM using proximity sensor. with thanks bhim singh rathor ...
bhim singh
rinkurathor1
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Jun 2, 2005
5:22 pm
Messages 24206 - 24235 of 41159   Oldest  |  < Older  |  Newer >  |  Newest
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