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Subject: 
Re: Help with combining RCX and trains...
Newsgroups: 
lugnet.trains
Date: 
Mon, 25 Oct 1999 04:38:07 GMT
Viewed: 
701 times
  
Larry Pieniazek wrote in message <3813D4A3.2E69C446@voyager.net>...
It's dead easy if you are willing to have the RCX be stationary... just
run the wallwart into the RCX power port, then have one of the motor
controls go to the track.

If you want to have the RCX onboard, powered by the rails, and
controlling the motor, there is no known way that does not involve
surgery or some massive kludging (1)


I'm willing to do the surgery (gasp), just wanted some idea of how to open
the train motor housing in some non-horrifically-disfiguring manner.

If you just want the RCX to control a train motor, you can feed power in
at the top, but it has to come somewhere other than from the rails that
the motor wheels are in contact with, such as a battery box.


That's what I looking to do, (train proudly bearing "RCX Onboard" bumper
sticker).
I'm willing to power the train from the RCX if necessary (using NiCads,
use one set while the other charges etc.).


If you just want to power an RCX from the rails, you can do it via the
motor, but it will need to be running full bore and you have to do a non
lego transformation from 2x2 connectors to wall wart socket, you can't
feed power into the RCX via a sensor connection.



That was the elegance of what I remember reading, by parting the
connection from the metal wheels to the motor, you could solve both
problems. (RCX gets power supply from track, motor is controlled/powered
from RCX).

I just am not bold enough to cut plastic at this point, which is the only
way I see to get into the driver unit. (What is the proper terminology
for that dingus, "drive unit", "motor bogey", "5300"?)

1 - make a drive train out of something else, make power pickups out of
something else. Both kludgy but doable

--
Larry Pieniazek

Now we're talkin'.
One day when I "get five minutes", I'm going to talk my brother into
machining
some brass or stainless wheels of the appropriate size/shape and build some
power-pickup bogeys.  That would be slick.
I bet I could get some interest in a few of those...
</dream>

thanx for the response,
:?) bishop



Message has 1 Reply:
  Re: Help with combining RCX and trains...
 
(...) Will Chapman's page (you can get to it from PNLTC's site), has a description (and animation) of what's inside train motors. James P (25 years ago, 25-Oct-99, to lugnet.trains)

Message is in Reply To:
  Re: Help with combining RCX and trains...
 
It's dead easy if you are willing to have the RCX be stationary... just run the wallwart into the RCX power port, then have one of the motor controls go to the track. If you want to have the RCX onboard, powered by the rails, and controlling the (...) (25 years ago, 25-Oct-99, to lugnet.trains)

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