[NSRCA-discussion] FW: ESVs for flight pack lipos?

[James Oddino]

What is the voltage range?  I'd like to have a unit that would stay in  
the plane and tell me that my 42 volt battery is charged when I plug  
it in.

Jim


On Aug 28, 2008, at 3:42 PM, Derek Koopowitz wrote:

> I bought mine from Gordon Anderson...
>
> http://www.mstar2k.com/
>
> Look for the Maestro on his page.
>
> From: nsrca-discussion-bounces at lists.nsrca.org [mailto:nsrca-discussion-bounces at lists.nsrca.org 
> ] On Behalf Of Richard Strickland
> Sent: Thursday, August 28, 2008 11:36 AM
> To: NSRCA DISCUSSION
> Subject: [NSRCA-discussion] FW: ESVs for flight pack lipos?
>
>
> I'm switching some of my stuff to 2 cell lipos into a regulator  
> (learned the hard way that you separate the regulator on the OTHER  
> side of the switch from the battery--but that's another story).
> The question(s): What is a good, relatively small ESV that has a  
> load to check the lipos? What voltage do you let them get down to  
> before no go?
> My 30 year old SO (Ye Olde ESV) ranges just miss that middle ground.  
> I've got a voltmeter--but it's not loaded.  On a 1200 pack(still  
> lighter than 4 nicads WITH reg.) on four flights, the drop was from  
> 8.4 down to 8.25V.  I'm going to a 780 on another airplane and my  
> understanding guys are getting up to 7-8 flights on that size pack.   
> But how do you check them?
>
> Thanks,
>
> Richard
>
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