[Elecraft] USB Charger from KX3 Battery

[Don Sanders]

Lots of info on Google and Amazon has 5 pieces for about $6, free shipping

Dr. Don W4BWS

On Thu, Nov 30, 2017 at 12:24 PM, K9MA <k9ma at sdellington.us> wrote:

> I'm planning to take the KX2 on a long trip, and it occurred to me that it
> might be useful to be able to charge my phone from its battery.  I just
> took apart a cheap automobile charger and wired a socket to its input.  It
> works down to about 8 V.  You could build your own, but at $3 it's hard to
> beat.  If weight weren't an issue, you could just make an adapter from the
> battery plug to a cigarette lighter socket.
>
> If you really want to build your own, look at the data sheet for the
> MC34063A.
>
> 73,
>
> Scott K9MA
>
> --
> Scott  K9MA
>
> k9ma at sdellington.us
>
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