[NSRCA-discussion] cost of electric

Scott Anderson scott at rcfoamy.com
Sun Sep 17 17:17:57 AKDT 2006


Fred,

100 watts per pound is marginal for pattern..

And I don"t fly Masters !

Just my 2 cents..

Scott Anderson
Team Tanicpacks.com
Team Castle Creations


----- Original Message ----- 
From: "Fred Huber" <fhhuber at clearwire.com>
To: <nsrca-discussion at lists.nsrca.org>
Sent: Sunday, September 17, 2006 9:12 PM
Subject: Re: [NSRCA-discussion] cost of electric


> The costs they listed are for a plane competitive at Masters or above.
> Sportsman simply doesn't require the same performance from the model. 
> (each
> successive level demands more from the plane and pilot)
>
> Sportsman (flying the schedule used the past couple of years) level needs
> appx 100 watts/ lb and you can get a decent e-power plane set up for close
> to half the cost. (probably less, as prices are comming down)
>
> It depends on the performance level you want or need.  I believe the setup
> Nat recommends approaches 200 or 250 watts/lb in an 11 lb plane...
> Desireable for the HUGE verticals with rolls on up lines at Masters and 
> FAI
> level.
>
> *************
>
> BEST is to charge the LiPos at no faster than 1C rate... so it takes 1 hr
> for a fully depleted pack.
>
> don't forget to get a cell ballancer, and a Wattmeter.  Adds appx $75 to 
> the
> bill. ($25 for Astro Blinkey... and $50 for the wattmeter).. but the
> ballancer increases the life of the LiPos, (and makes charging safer) and
> the wattmeter allows you to test the power draw with assorted props, to
> ensure you aren't overloading something.
>
> ----- Original Message ----- 
> From: "Kelly Regan" <kelly.regan2 at verizon.net>
> To: "NSRCA Mailing List" <nsrca-discussion at lists.nsrca.org>
> Sent: Sunday, September 17, 2006 7:44 PM
> Subject: Re: [NSRCA-discussion] cost of electric
>
>
>> Wow,  That is a bit out of my price range!
>> My Brio on gas idea is looking better!  ;)
>>
>>
>>
>> Nat Penton wrote:
>>> Kelly
>>> My experience (from memory):
>>>
>>> Plett EVO and ESC                 About   $800
>>> TP 5300 5S 4P                       Check Website
>>> 2 - Astro 109 chargers                           280
>>> 12v Iota power supply                              90
>>>
>>> If you use 75% capacity it will take 35 to 45 minutes to charge the
>>> batteries. 2C charging will not hurt the batteries but you cannot get
>>> more
>>> than 8amps out of the Astros. I still like the Astros and, when in the
>>> shop,
>>> charge the batteries in parallel. Balancing is no problem.
>>>
>>> The Iota is a great piece of equipmment and will easily handle four 
>>> Astro
>>> 109s.                        Nat
>>>
>>> ----- Original Message ----- 
>>> From: "Kelly Regan" <kelly.regan2 at verizon.net>
>>> To: <NSRCA-discussion at lists.nsrca.org>
>>> Sent: Saturday, September 16, 2006 5:40 PM
>>> Subject: [NSRCA-discussion] cost of electric
>>>
>>>
>>>
>>>> Can someone post the cost of a 2 meter electric setup.
>>>>
>>>> Motor
>>>>
>>>> Speed Control
>>>>
>>>> Battery size and cost
>>>>
>>>> Also how long does it take to charge one battery pack at a
>>>> reasonable rate, something that won't kill the battery life.
>>>>
>>>> Thank you for the help.
>>>>
>>>>
>>>> -- 
>>>> Kelly Regan
>>>> Visit the Georgetown Branch: http://mysite.verizon.net/vze6uror/
>>>> Freestate Aeromodelers: http://www.freestateaeromodelers.org/
>>>>
>>>> _______________________________________________
>>>> NSRCA-discussion mailing list
>>>> NSRCA-discussion at lists.nsrca.org
>>>> http://lists.nsrca.org/mailman/listinfo/nsrca-discussion
>>>>
>>>>
>>>>
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>>>> Version: 7.1.405 / Virus Database: 268.11.7/437 - Release Date: 
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>>>>
>>>>
>>>>
>>>
>>>
>>>
>>>
>>
>> -- 
>> Kelly Regan
>> Visit the Georgetown Branch: http://mysite.verizon.net/vze6uror/
>> Freestate Aeromodelers: http://www.freestateaeromodelers.org/
>>
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>> http://lists.nsrca.org/mailman/listinfo/nsrca-discussion
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>
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