[NSRCA-discussion] Max volts

Ron Van Putte vanputte at cox.net
Sun Feb 28 19:22:03 AKST 2010


That stirs a wild thought in my brain.  Fully charged packs don't  
stay at 4.2 volts per cell very long.  On the other hand, once the  
initial charge voltage is burned off by a constant load, the voltage  
loss curve "flattens out".  What if you put fully charged 6S and a 5S  
packs in series and "burn them down" to 3.869 volts per cell (a total  
of 42.56 volts for an 11-cell pack) so they were legal for use.   
Would the voltage of this depleted 11S pack be higher than a fully  
charged 10S pack at the end of a typical flight?  If the end-of- 
flight voltage might be significantly higher for the 11S pack vice a  
10S pack, it would be worth investigating, even considering the extra  
weight of the additional cell.  Come on you electronic gurus, show me  
where I'm wrong.

Ron Van Putte

On Feb 28, 2010, at 10:00 PM, James Oddino wrote:

> What comes after ...?  Does it specify a load or any other  
> conditions?  Is it measured during the noise test and have a  
> minimum value?
>
> Just stirring the pot, Jim O
>
>
> On Feb 28, 2010, at 5:21 PM, John Fuqua wrote:
>
>> No its not (assuming we are talking RC Aerobatics).  Try page  
>> RCA-2 para 4.1
>> which states "Electrically-powered model aircraft are limited to a  
>> maximum
>> of 42.56 volts.."
>>
>> -----Original Message-----
>> From: nsrca-discussion-bounces at lists.nsrca.org
>> [mailto:nsrca-discussion-bounces at lists.nsrca.org] On Behalf Of Ron  
>> Van Putte
>> Sent: Sunday, February 28, 2010 7:07 PM
>> To: General pattern discussion
>> Subject: Re: [NSRCA-discussion] Max volts
>>
>> It's in the general rules, not in the R/C section.
>>
>>
>> On Feb 28, 2010, at 6:50 PM, Jim Quinn wrote:
>>
>>> Where can I find the rule for max volts?
>>>
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>>
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