[NTLK] [Spam] Re: DataRovers for newtontalk members, just a few left

[Dennis Swaney]

The first generation(s) would explode if they were shorted; now they have
internal fusible links to preclude exploding. I blew up a battery case for
a radio when I was recharging the battery back in the 80s.

-- 
Sincerely,
Dennis


On Thu, Mar 1, 2012 at 14:35, Dan <dan at dbdigitalweb.com> wrote:

> Yes Lithium Ion are very tricky and have to be done perfectly right or
> they can be very hazardous.  There is actual circuitry in the battery
> pack to monitor temp and voltage.  Usually this is custom built to the
> pack (which is why they are so popular, they can be molded to any shape
> you like) and not easy to be refurbished as a result.  I suspect it
> requires special equipment and know how to do so.
>
> However on the good side, there are many battery companies that will
> refurbish packs reasonably.  I don't remember the names offhand but
> there are several.  Also there are brick-and-motor type franchise stores
> (batteries+ I think is the name) that all they do is offer batteries and
> refurbish packs.  If there is one in your area you might try visiting to
> see what they can do.  I haven't seen one myself so I don't know what
> they can and can't do.  But from what I have read they sound like a good
> possibility.  But again YES if you don't know Lithium Ion/have been
> trained in them and have special equipment DO NOT try refurbishing them
> yourself.  They are the most tricky battery technology we have ever
> developed.
>
> -Dan
>
> On 2/29/2012 2:17 PM, Forrest Buffenmyer wrote:
> > Hmmpf...just looked up "lithium ion batteries" on eBay...many cautions
> about potential for explosions from improperly handled batteries.
> >
> > Perhaps not.
> >
> > Thanks,
> > --Forrest
>
>