[NSRCA-discussion] Electric pattern recommended equipment

Mon Sep 8 13:36:22 AKDT 2008

Thanks for submitting Ron.  I have several things to update tonight and 
I will make sure to post the last one.

Chris

Ron Van Putte wrote:
> Chris - I submitted a description of my airplane, but I'm afraid that 
> you might have three different versions parked on the website.  I kept 
> finding changes I wanted to make after I submitted a version.  Please 
> delete all but the last one.  Thanks.
>
> Ron
>
> On Sep 8, 2008, at 1:06 PM, chris moon wrote:
>
>> Anthony.
>> Your question is exactly why I started the web site. There is no single
>> place to find the large amount of data that exists on battery and motor
>> longevity and performance. Everyone has their personal data and
>> experiences but unless you contact everyone flying electrics, you won't
>> be able to get a large enough sample of data to draw valid conclusions.
>> As far as batteries, I think you will find answers all over the board.
>> I know of some who have only had good performance from a set of
>> batteries for 20-30 cycles and others who have 200+ cycles on the same
>> type of batteries. What I am trying to do is see if the 20-30 cycles is
>> the norm, or is the 200 correct, or is the average somewhere in the
>> middle. Only a large enough sample will tell, and hopefully that will
>> happen. I know that many/most/ of the really low cycle life packs were
>> caused by mfg defects and were subsequently replaced by the mfg.
>> As far as the Flight Power F3A packs, the consensus is that they are
>> really strong for maybe 50 flights, then degrade quickly and the average
>> cycle life is probably 100 or less. I consider a pack run out if it
>> can't provide adequate power for normal contest flight. Not completely
>> dead, just too weak for a contest flight. For example, my Flight Power
>> F3A pack has 110 cycles and I consider it too weak now for a contest
>> flight. On the other hand, I have 2 sets of TP 5300 ProLites with 150+
>> cycles each and fly them regularly with good performance still.
>> Remember that the user has ultimate control over how well things work
>> over time. We can all list people who could never get glow motor XYZ to
>> run well while others have stellar performance over a long period of
>> time. Same for electrics. Everyone will agree that there is a definite
>> learning curve to electrics and the best way to ensure success at first
>> is to copy a setup and charging regimen that has been used by others
>> with success over time.
>>
>> Chris
>>
>>
>> Anthony Abdullah wrote:
>>> I was looking at the site and noticed how quickly / few cycles it 
>> takes for lipo performance to start to degrade (20-30 cycles in some 
>> cases). Is the "premature" degradation on the site just a function of 
>> a small sample or does performance on average start to decrease in as 
>> few cycles?
>>>
>>> What is the average number of cycles others are seeing with F3A 
>> lipo packs before they start to lose capacity?
>>>
>>>
>>> --- On Sun, 9/7/08, JEREMY CHINN wrote:
>>>
>>>
>>>> From: JEREMY CHINN
>>>> Subject: Re: [NSRCA-discussion] Electric pattern recommended 
>> equipment
>>>> To: "General pattern discussion"
>>>> Date: Sunday, September 7, 2008, 6:55 PM
>>>> Chris Moon took the time to put up the new site
>>>>
>>>> http://www.electric-f3a.com/
>>>>
>>>> Lots of great information to be had there.> Date: Sun,
>>>> 7 Sep 2008 17:30:52 -0500> From:
>>>> glmiller3 at suddenlink.net> To: aabdu at sbcglobal.net;
>>>> nsrca-discussion at lists.nsrca.org> Subject: Re:
>>>> [NSRCA-discussion] Electric pattern recommended
>>>> equipment>> Anthony,>> I've used the Axi
>>>> 5330 F3A and the Dualsky 11T with very good results from
>>>> both. I think the AXI is a little stronger, but both are
>>>> plenty powerful. I usually run them with a 20X15 APC prop.
>>>> The CC85 and Jeti 99 spin controllers are both very good and
>>>> reliable. I prefer the Spin's myself, but I've used
>>>> both.>> For batteries, I prefer the Flightpower 5350
>>>> F3A packs....these have more capacity for their weight than
>>>> the higher discharge capacity packs - You don't need the
>>>> "C" rating, you need the "mah" rating-
>>>> my perspective anyway. The True battery 5000 ma packs are OK
>>>> for practice, but their availablity is spotty and they seem
>>>> to have differing dimensions between different
>>>> "lots".>> There is a new website the has
>>>> been started to collate various electric combo's--
>>>> I'm sure someone here will give the url shortly.>
>>>>
>>>>> G> ---- Anthony Abdullah
>>>>>
>>>> wrote:>> =============> Hello everyone,> I
>>>> have decided that my next pattern plane / build will be
>>>> electric and I am doing my preliminary research before
>>>> starting to buy equipment (motor, ESC, batteries, prop,
>>>> E-motor mount) and could really use some help.>> My
>>>> goal for my first foray into electrics is to put together
>>>> proven reliable equipment that works and performs well as
>>>> complimentary components. I don't know as much about
>>>> electrics as I will need to, but I am sure that I will be
>>>> learning a lot as I go along. My expectations are that I
>>>> will be using a Lipo 10S pack of at least 5000 mah (will
>>>> this be enough?). I have often seen that people use the
>>>> Hacker C50 motors but also see a lot of other engines by
>>>> other manufacturers.>> Requirements:> 1. I do not
>>>> want to use a gear box so I will need a motor capable of
>>>> direct drive> 2. I want equipment where the components
>>>> will all work well together> 3. weight is always an
>>>> issue> 4. price is a consideration but third behind
>>>> reliability and performance>> I will be flying
>>>> advanced with the new airplane which will be purpose built
>>>> as an electric. If there is a website or other source of
>>>> useful information on electrics, I would like that as well.
>>>>
>>>>>> Thanks in advance> Anthony>>
>>>>>>
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