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 Robotics / RCX / 1358
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Subject: 
Re: Proper power supply for a 1.0?
Newsgroups: 
lugnet.robotics.rcx
Date: 
Thu, 23 Aug 2001 13:25:54 GMT
Viewed: 
1500 times
  
James Trobaugh wrote:

What is the proper voltage for a external power supply for a 1.0 RCX? Can I
use the power supply that goes with the 9v train speed regulator? I believe
the train transformer outputs 12VAC.

jt

true - but I think the RCX input is rated 9-12V.  I don't have a train transformer here, but wouldn't it be outputing 12VDC?  Can't imagine why they'd put a AC to DC converter in the regulator...  Anyway, we've used the train transformers many many times with no adverse effects.

Dan



Message has 2 Replies:
  Re: Be VERY careful with that train transformer (was:Proper power supply for a 1.0?)
 
(...) heh, notice that the original question was about the "power supply that goes with the 0v train spee dregulator" - so we're talking about lego transformers, not just any train transformer. :) (23 years ago, 23-Aug-01, to lugnet.robotics.rcx)
  Re: Proper power supply for a 1.0?
 
(...) Well on the back of the LEGO train power supply it list Output as 12VAC 7VA, so I'm assuming that the DC conversion is done in the speed regulator, I couldn't tell you why. But it's good to know I can use this power supply with a 1.0 RCX since (...) (23 years ago, 23-Aug-01, to lugnet.robotics.rcx)

Message is in Reply To:
  Proper power supply for a 1.0?
 
What is the proper voltage for a external power supply for a 1.0 RCX? Can I use the power supply that goes with the 9v train speed regulator? I believe the train transformer outputs 12VAC. jt (23 years ago, 23-Aug-01, to lugnet.robotics.rcx)

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