Electric F3A

Scott Anderson scott at rcfoamy.com
Thu Sep 22 07:43:32 AKDT 2005


Hi Ed,

So maybe we make a Nitro air freshener to hang in the pits <vbg>

Scott
----- Original Message ----- 
From: "Ed Miller" <edbon85 at charter.net>
To: "NSRCA Discussion" <discussion at nsrca.org>
Sent: Thursday, September 22, 2005 10:50 AM
Subject: Re: Electric F3A


> Some of us prefer and will not give up the smell of Nitro in the 
> morning...............
> Ed M.
> ----- Original Message ----- 
> From: "Del K. Rykert" <drykert2 at rochester.rr.com>
> To: "John Ferrell" <johnferrell at earthlink.net>; "NSRCA Discussion" 
> <discussion at nsrca.org>
> Sent: Thursday, September 22, 2005 9:26 AM
> Subject: Re: Electric F3A
>
>
>> For some of us this is why we will never be able to afford to switch even 
>> if we felt the desire..
>>
>>                 Del
>>          nsrca - 473
>>
>> ----- Original Message ----- 
>> From: "John Ferrell" <johnferrell at earthlink.net>
>> To: "NSRCA Discussion" <discussion at nsrca.org>
>> Sent: Thursday, September 22, 2005 8:07 AM
>> Subject: Re: Electric F3A
>>
>>
>>> Battery prices and their unpredictable life seem to be the major 
>>> problem.
>>>
>>> Still, it does not seem to me that one can compute the power needs for 
>>> an electric from the experience gained with an IC power plant.
>>>
>>> John Ferrell
>>> http://DixieNC.US
>>>
>>> ----- Original Message ----- 
>>> From: "John Pavlick" <jpavlick at idseng.com>
>>> To: "NSRCA Discussion" <discussion at nsrca.org>
>>> Sent: Thursday, September 22, 2005 12:21 AM
>>> Subject: RE: Electric F3A
>>>
>>>
>>>> John,
>>>> Don't try to compare Apples and Oranges. I've seen Dan's plane fly and 
>>>> yes
>>>> it seems to work very well.  Remember though, an electric motor and an
>>>> internal combustion engine have very different torque output / power 
>>>> curves.
>>>> While an I.C. engine generally needs to spin faster to generate torque, 
>>>> an
>>>> electric motor can generate a lot of torque at very low RPM. Also, I 
>>>> don't
>>>> think an electric motor really "unloads" as the plane flies. I've only
>>>> played with the little stuff, so I'm not an expert by any means. It 
>>>> will be
>>>> very interesting to see what develops in the near future. If only 
>>>> batteries
>>>> were a little more reasonably priced...
>>>>
>>>> John Pavlick
>>>> http://www.idseng.com
>>>>
>>>>
>>>>  -----Original Message-----
>>>>  From: discussion-request at nsrca.org 
>>>> [mailto:discussion-request at nsrca.org]On
>>>> Behalf Of John Ferrell
>>>>  Sent: Wednesday, September 21, 2005 11:32 PM
>>>>  To: discussion at nsrca.org
>>>>  Subject: Re: Electric F3A
>>>>
>>>>
>>>>  You are getting through to me...
>>>>  Dan Landis was using a Glow prop on his Brio at the Nats. That helps 
>>>> me to
>>>> better understand the power requirements.
>>>>
>>>>  Other than buy & try, is there a way to determine what kind of battery
>>>> requirements might be required to drive an APC 15-12 at about 8200 rpm? 
>>>> I
>>>> had in mind the same AXI 5330/18 motor that Landis used.
>>>>
>>>>  Another way to ask my question is "what does it take to replace a 
>>>> YS140?
>>>>
>>>>  John Ferrell
>>>>  http://DixieNC.US
>>>>
>>>>
>>>> --
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>>>>
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>>>
>>>
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