Electrics - Cost is not as bad as it appears

[Dave Smith]

Daniel:   You should have said it is "the only " pattern in Atlantic
Canada.-:)

Dave

----- Original Message -----
From: "Daniel Dupont" <dansy at av.eastlink.ca>
To: <discussion at nsrca.org>
Sent: Tuesday, August 12, 2003 12:38 PM
Subject: Re: Electrics - Cost is not as bad as it appears


> Don't get me wrong, if the price come down for the battery I will give it
a
> try for sure.  But I would hate to have only one plane on
> Electric.....since I would still have to carry all that gear in case I
need
> the fuel plane...:)
>
> But my understanding at this point says...you cannot recharge at the field
> since the battery will already warn from the discharge cycle and I like to
> fly at least 6 flights, often more....
>
> I always a spare fully charge pack for my radio, good for about 12 flights
> altogether.
>
> I carry all king of spare parts including complete a engine / spinner
> /starter / glow driver / ect.ect......since I often fly well away from
home
> about 100 miles, and I fly there because since it the most concentrated
> Pattern in the Atlantic Canada.
>
> Cheers Daniel D. 2693
>
> At 10:58 8/12/2003 -0400, you wrote:
> >It's hard to imagine a flying scenario in which I'd need 4 LiPo battery
> >packs at the field with me for one day's flying, with one airplane,
> >considering that you can get 2 to 3 flights per battery, per charge. One
can
> >always recharge at the field. Fly your first pack out, toss it on the
> >charger, and fly on the second pack while #1 recharges. Unless your
routine
> >is to fly 8 to12 flights a day with one airplane, one right after the
other,
> >anything over 2 packs would be overkill IMO. And then, transmitter
battery
> >duration would begin to come into the picture.
> >Obviously, at the WC, one needs to be "overprepared" for any contingency,
> >especially with largely new technology/equipment. In that unique case,
> >multiple spares would be a good idea. I imagine JS likely has a spare
motor
> >and gearbox on hand, too. Necessary? Probably/hopefully not. But good to
> >have if you toast a motor or something a long way from home.
> >Just my pair o' pennies' worth.
> >
> >Rick
> >----- Original Message -----
> >From: "Daniel Dupont" <dansy at av.eastlink.ca>
> >To: <discussion at nsrca.org>
> >Sent: Monday, August 11, 2003 4:36 PM
> >Subject: Re: Electrics - Cost is not as bad as it appears
> >
> >
> > > Hey Lee that is for one battery pack....let add 4 more for good
measure
> > > another 3000.00....if Jason has let say 7 pack with him at 750.00 that
> > > would be another $5250.00 of Battery's, pretty bad as far I'm concern,
the
> > > price of Batteries would have to come down significantly.  Also what
the
> > > manufacturer say about life expectancy could be different then what
> > > actually happen to the packs, having race indoor cars for quite a few
> >years
> > > one learn that battery's are also not made equal.
> > >
> > > Cheers Daniel D.
> > >
> > > At 11:09 8/11/2003 -0400, you wrote:
> > > >I did a little quick and dirty math and while Jason's 3 batteries, at
a
> > > >total cost of approximately $2000, seem prohibitively expensive, when
you
> > > >compare them to glow fuel expense, they're competitive.
> > > >
> > > >While the electricity used to charge the batteries isn't exactly
free,
> >it's
> > > >such a miniscule expense I'm calling it free.
> > > >
> > > >The 3 batteries are good for 500-1000 charge/discharge cycles giving
a
> >total
> > > >of 1500-3000 flights, so the cost/flight is $.66-$1.33/flight.
Compare
> >to
> > > >glow fuel for a 2 stroke @ $10-$15/gal costs around $1.50-$2+/flight.
> > > >
> > > >The C50 motor plus with gear reduction plus speed controller sells
for
> > > >around $600.  'Pretty much the same that we're paying for a 2 stroke
plus
> > > >exhaust system.
> > > >
> > > >The only thing extra is a charger.  Say, $200 for a nice one.  Not
that
> >bad
> > > >though, because I've seen some that charge everything, including
RX/TX,
> >so
> > > >it's more like replacing one charger with another.
> > > >
> > > >Lee Davis
> > > >Piedmont Models
> > > >http://www.piedmontmodels.com/
> > > >
> > > >=====================================
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