Best battery choice?

Henderson,Eric Eric.Henderson at gartner.com
Fri Apr 11 07:33:36 AKDT 2003


How to, on 2 g's in one day... 16-18 oz per flight

1. Take wife with you or she brings food later.

2. One 1850 NiMH TX pack,(2500 is coming BTW)will give you 16 FAI flights.

3. Li-ion pack in plane. Will recharge in ~1.5 hours after 7 flights - Use 12v cell phone type charger to charge while eating or between every flight - no battery memory to worry about.

4. Renew sub block after 4 hours.

5. Fly different planes to keep back-up in tune...

6. Fly with Joe Lachowski, he only flies twice and this keeps the air space open...

Regards,

EVL-1


-----Original Message-----
From: discussion-request at nsrca.org
[mailto:discussion-request at nsrca.org]On Behalf Of Joe Lachowski
Sent: Friday, April 11, 2003 11:16 AM
To: discussion at nsrca.org
Subject: Re: RE: Best battery choice?


I'll make it FORE <g>. One 1500 ma 4 cell nicad pack (digital servos,  as 
well) and a Sirius Charger in the van to top them off after 3 flights to get 
dsafely get in 5 flights. After 5 flights I'm toast. I don't know how guys 
like Eric Henderson and Earl Vincent, to name two I know, go through one to 
two gallons in a day.


>From: Ron Lockhart <ronlock at comcast.net>
>Reply-To: discussion at nsrca.org
>To: discussion at nsrca.org
>Subject: Re: RE: Best battery choice?
>Date: Fri, 11 Apr 2003 10:55:27 -0400
>
>Make it three of us flying nicads. <G> Do I hear a fourth?
>For same reasons Mark notes. I use two 5 cell 700mah packs.
>
>Ron Lockhart
>
>----- Original Message -----
>From: "Atwood, Mark" <atwoodm at paragon-inc.com>
>Date: Friday, April 11, 2003 10:22 am
>Subject: RE: Best battery choice?
>
> > Lol....ok Anthony...then there's two of us flying Nicads.  I use
> > some of the newer technologies for my electrics, but with regard
> > to Pattern, the new batteries appear to fix problems I don't have.
> > I run a 5cell 6v 1400mah nicad pack.  I personally haven't heard
> > an argument that even comes close to making me want to change.
> > Cost/reliability/convenience all seem to favor Nicads.  The only
> > one against it is weight.  And from my perspective, if I need that
> > ounce...I have bigger problems.   Just my .02...I'd love to hear
> > others opinions on the subject...
> >
> > mark
> >
> > -----Original Message-----
> > From: 	AAbdu at aol.com [AAbdu at aol.com]
> > Sent:	Friday, April 11, 2003 10:00 AM
> > To:	discussion at nsrca.org
> > Subject:	Best battery choice?
> >
> > It seems like every month a new battery technology is introduced.
> > NiMh, Lithium ion, NiCad etc. Each one claiming to be better than
> > the last. It seems like I am the last pattern flyer still using
> > old familiar, heavy, memory burdoned NiCads. I am considering
> > investing in updated batteries and all of the other things needed
> > to maintain them. I have accepted that I will need not only the
> > battery, but a new charger, regulator, and all the other fixins.
> > Given that condition, what is the latest info pro and con on the
> > new battery technology. I know there was an availability issue
> > with the duralites that has seemed to be resolved, then I
> > remembered hearing something about them overheating or blowing up
> > or spontaneously combusting or something. My point is, there is a
> > lot of misinformation out there and I am trying to find out what
> > works best from those who use it.
> > In order of importance of features:
> > 1. Reliability
> > 2. Weight (lighter is better)
> > 3. Capacity, can I get 5 flights on them, can they be quick  charged?
> > 4. Durability / margin of error / expected life span. If I leave
> > the RX on do I have to replace them?
> > 5. Price
> > 6. Availibility
> >
> > I appreciate any information you guys can provide.
> > Thank you.
> > Anthony
> > =====================================
> > # To be removed from this list, send a message to
> > # discussion-request at nsrca.org
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> > #
> >
> >
> > ffffffffffff# To be removed from this list, send a message to
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> > #
> >
> >
>
>=====================================
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