[roc-chat] Re: LiPo/Li-Ion batteries

  • From: James Dougherty <jafrado@xxxxxxxxx>
  • To: ROC Chat <roc-chat@xxxxxxxxxxxxx>
  • Date: Tue, 1 Jul 2014 11:17:24 -0700

Thanks Jim,

Yes, I have seen that the high-G flighs they also sometimes explode (Pylon
racers doing tight turns).
I would imagine hard landings would have the same effect :-)

-James




On Tue, Jul 1, 2014 at 10:35 AM, Jim - TFJ <jim@xxxxxxxxxxxxxxx> wrote:

> They don't like hard landings though.
>
> Bad things happen.
>
>
>
> RC fliers have burned up their cars.
>
>
>
>
>
> Jim G.
>
>
>
> *From:* roc-chat-bounce@xxxxxxxxxxxxx [mailto:
> roc-chat-bounce@xxxxxxxxxxxxx] *On Behalf Of *James Dougherty
> *Sent:* Tuesday, July 01, 2014 10:30 AM
> *To:* ROC Chat; TCC chat; Aeropac Aeropac
> *Subject:* [roc-chat] Re: LiPo/Li-Ion batteries
>
>
>
> Hi David,
>
> Powerstream ...
>
> http://www.powerstream.com/thin-lithium-ion.htm
>
> PGEB01180270
>
> I've flown the smaller Sparkfun units (x2 for 7.4v) ...
>
> https://www.sparkfun.com/products/8483
>
>
> and they work well, I was just really impressed with the density of
> the above ...
>
>
>
> I have a call in to Bob F., let's get his take on these since he has
> the most experience with them....
>
> More on this later ... but I would be curious to know what other people
> are using ...  :-)
>
> -James
>
>
>
>
>
> On Mon, Jun 30, 2014 at 10:27 PM, David Smith <davew6dps@xxxxxxxxx> wrote:
>
> Where did you fund those? I need something similar for a video camera
> package.
>
> David Smith
> NAR 78668, L2
> Amateur Extra, W6DPS
>
> On Jun 30, 2014 9:20 PM, "James Dougherty" <jafrado@xxxxxxxxx> wrote:
>
> Bob Feretich has some great write ups on Lipo batteries you can find on
> his site.
>
> What is everyone using these days?
>
> I've recently found some 3.7v 1000ma Li-Ion cells for mobile use which are
> 25x12x1mm thick! Amazing but needs testing.
>
> Curious what people are using which has been flight tested...
>
> Sent from my iPhone
>
> --
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>
>

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