[Elecraft] LiIon types, and safety (was: Fire in the house li-ion)
Stephen Prior
eastbrantwood at gmail.com
Wed May 24 18:07:55 EDT 2017
Which is why I've given up on homebrewing an extra pack - albeit for
external use - I have bought another KXBT2!
I have to say though, that I'm still not finding it totally straightforward
getting the two halves of the KX2 back together again after replacing the
battery. When I received the KX2, the battery wires were pinched between
the case and the edge of the vertical filter board and were already showing
chafing of the insulation. Having removed and reinstalled the filter board
in installing the ATU, I now no longer have the speaker cables pinched, but
I have to be very careful how I dress the speaker cables before putting the
two halves of the case back together. I wonder if there could be some
further guidance from Elecraft on this?
On a different topic, having now bought the option which includes the clock
module, I'm looking forward to the firmware update which will provide us
with the logbook data based upon transmitted CW text! Thanks in
anticipation Wayne!
73 Stephen, G4SJP
On 24 May 2017 at 22:01, Wayne Burdick <n6kr at elecraft.com> wrote:
>
> > On May 24, 2017, at 1:31 PM, Terje Elde <terje at elde.net> wrote:
> >
> > There are LiIons out there (18650 and maybe also 14500) that have
> built-in protections against all sorts of things, including both under- and
> overvoltage. That can significantly reduce various risks associated with
> them.
>
>
> The custom battery pack for the KX2 (KXBT2) is one of these. Our pack
> includes the protection module inside the shrink-wrap. We allowed for this
> in dimensioning the radio.
>
> We extensively tested 20 prototypes of the battery and charger, and were
> very thorough in ensuring they were safe to use. That said, we also provide
> a comprehensive list of guidelines for battery pack charging, storage and
> use, in the documentation that comes with the pack.
>
> 73,
> Wayne
> N6KR
>
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