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Subject: 
Re: RCX output ratings
Newsgroups: 
lugnet.robotics
Date: 
Sat, 13 Nov 1999 21:06:12 GMT
Viewed: 
604 times
  
Steve Burmaster <burmaster@sympatico.ca> wrote in message
news:FL5Ayn.4o8@lugnet.com...

What will the output of the RCX handle?  I can't afford to replace fried
hardware!

It won't come close to 1.5A at 12V that is for sure.  It will probably push
some thing around 450mA at 8.5V.  As for damage, I don't think you would
hurt the RCX.  I think LEGO designed it to set with a dead short for at
least a while.  Sounds like you need to either use the RCX to control a
relay that runs the solenoid or get a lighter weight solenoid.



Message has 1 Reply:
  Re: RCX output ratings
 
Why don't you make a brick with a push-pull amplifier in it? It would need an external power supply, but if you wanted to control someting that used more than 8.5 volts you would have to anyway. This way, you could keep the characteristics of the (...) (25 years ago, 13-Nov-99, to lugnet.robotics)

Message is in Reply To:
  RCX output ratings
 
A student of mine has created a robotic arm that uses almost every piece of hardware I have to do a simple repitive pick and place routine. (2 RCX's, 4 motors, two touch sensors, two pumps, two cylinders, two valves, one light sensor, one rotation (...) (25 years ago, 13-Nov-99, to lugnet.robotics)

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