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Subject: 
Re: Pure Energy & the RCX
Newsgroups: 
lugnet.robotics
Date: 
Wed, 17 Nov 1999 18:49:42 GMT
Original-From: 
The WordMeister <dwilcox@wordsmithdigital.%AntiSpam%com>
Viewed: 
442 times
  
Hmmm. Two things:

(1) I can usually identify a bad battery in the set because it will not
charge (the charging light/LED stays on forever), but this is obviously not
always true.

(2) It would be _really_ easy to rig up an external power pack. I, too, have
found the battery replacement in certain models a bit tricky.

--Doug Wilcox

-----Original Message-----
From: J G Gregory <jgg@ultranet.com>
To: lego-robotics@crynwr.com <lego-robotics@crynwr.com>
Date: Wednesday, November 17, 1999 1:33 PM
Subject: Re: Pure Energy & the RCX


I fully concur.  They seem to work well initially, but managing a set of
them is fraught with peril.  It wouldn't be so bad if there was a "bad
battery" tester.  But there isn't.  So some freak battery that isn't • cutting
it gets in your pack, and you can't find it.  But the pack won't work as a
set for long.  There is no way to find the bad one.  I even made a single
battery tester consisting of a motor that would run on 1.5 v, and I still
had a hard time.

It is really too bad.  I think the battery industry is very "bad" in
general, and try to keep competitors out.  So you hear all sorts of FUD • when
a new thing comes along, and there is the usual attempts to keep • competitors
off shelves.

But here is the real question: Why didn't LEGO make the batteries separate
from the RCX?  Changing batts in a built-up creation is a nightmare.  We
should be able to have a battery pack and just swap it.  Then we could make
a 7-cell NiCd pack to replace the 6 (8.4v vs 9.0) in the RCX, and we could
have several.  I am actually surprised that more people don't discuss this,
and LEGO doesn't recognize the flexibility such modularity would have.  Of
course, they would need to have some kind of female connector.

--Jack Gregory

Kevin Maynes <ERASETHISBITkmaynes@powersurfr.com> wrote in message
news:FLC2Jz.IKJ@lugnet.com...
Regarding Rechargeable Alkaline Batteries:

DON'T USE THEM DON'T USE THEM DON'T USE THEM DON'T USE THEM




Message has 1 Reply:
  Re: Pure Energy & the RCX
 
----- Original Message ----- From: The WordMeister <dwilcox@wordsmithdigital.com> To: J G Gregory <jgg@ultranet.com>; <lego-robotics@crynwr.com> Sent: Wednesday, November 17, 1999 1:49 PM Subject: Re: Pure Energy & the RCX (...) have (...) Yes, by (...) (25 years ago, 17-Nov-99, to lugnet.robotics)

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