[roc-chat] Re: LiPo/Li-Ion batteries
- From: James Dougherty <jafrado@xxxxxxxxx>
- To: ROC Chat <roc-chat@xxxxxxxxxxxxx>
- Date: Tue, 1 Jul 2014 11:31:04 -0700
Thanks! Did you use the Sparkfun units?
On Tue, Jul 1, 2014 at 11:26 AM, Carlo Vaccari <airplaniac2002@xxxxxxxxx>
wrote:
> I smashed up a Raven and a Telemini V1. I was using a 400 mAh and a 110
> mAh battery, respectively.
> On Jul 1, 2014 2:18 PM, "James Dougherty" <jafrado@xxxxxxxxx> wrote:
>
>> Thanks Carlo,
>>
>> What devices are you using?
>>
>> -James
>>
>>
>>
>> On Tue, Jul 1, 2014 at 10:39 AM, Carlo Vaccari <airplaniac2002@xxxxxxxxx>
>> wrote:
>>
>>> It could certainly happen, but I have crashed (and in doing so, crushed)
>>> LiPos before without fires. They were small single cell ones, the sort that
>>> would be advisable for altimeters in order to not burn out the FETs.
>>> On Jul 1, 2014 1:35 PM, "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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