Li-ion & Nimh

[John Ferrell]

Definition:
HOT POCKET-- What happens when I carry my extra digital camera batteries in
my pants pockets.
 Lee is right, all of the batteries can be dangerous!

John Ferrell
6241 Phillippi Rd
Julian NC 27283
Phone: (336)685-9606
Dixie Competition Products
NSRCA 479 AMA 4190  W8CCW
"My Competition is Not My Enemy"



----- Original Message -----
From: "Lee Davis" <lee at piedmontmodels.com>
To: <discussion at nsrca.org>
Sent: Saturday, December 14, 2002 12:56 PM
Subject: RE: Li-ion & Nimh


> Calculated risk is the nature of our hobby.  Every time we fly a plane
we're
> betting that we will bring it back in one piece.  A lot of things can go
> wrong and eventually do.
>
> Acceptable risk is not a constant; it varies from person to person.  I use
> Nickel-Metal batteries in my transmitters and Lithium-Ion (not
> Lithium-Metal) batteries in my Pattern planes.  I am aware of the use and
> charging requirements for these types of batteries and for me, the
benefits
> outweigh the risk.  Would I recommend them to everyone?  No.
>
> It should be mentioned that one can burn just about any battery, even
> Nickel-Cadmium.  We used to sometimes torch Nicads when I was into serious
> electric car racing.  Overcharging was the norm and every so often we got
a
> little carried away.  Any shorted battery can quickly become the
equivalent
> of a soldering iron.
>
> There's at least one horror story, sometimes many, associated with just
> about every component we use.  If we had any brains we wouldn't be doing
> this, a fact that only women appear to be aware of!
>
> Lee Davis
> Piedmont Models
> http://www.piedmontmodels.com/
>
>
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