[NSRCA-discussion] 12S for F3A

[Mark Hunt]

I'm not understanding what significant design changes would be required to
the airframe to take advantage of this change?

On Fri, Nov 11, 2016 at 6:45 AM, Ron Hansen via NSRCA-discussion <
nsrca-discussion at lists.nsrca.org> wrote:

> I don’t understand how this rule change won’t affect the AMA classes.
> Most planes are designed to satisfy FAI not masters.  So all future planes
> designed would be around 12S rather than 10S making the plane selection for
> AMA even smaller.  This could also result in longer more complicated
> sequences.  Bad idea unless we are going to make the same change for AMA
> classes.
>
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>
> Ron
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> *From:* NSRCA-discussion [mailto:nsrca-discussion-bounces at lists.nsrca.org]
> *On Behalf Of *cahochhalter via NSRCA-discussion
> *Sent:* Thursday, November 10, 2016 1:51 PM
> *To:* Jeff and Claire; General pattern discussion
> *Subject:* Re: [NSRCA-discussion] 12S for F3A
>
>
>
> Yes, but we need fai to pass it first, then get ama to approve.
>
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> Sent from my Verizon, Samsung Galaxy smartphone
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>
> -------- Original message --------
> From: Jeff and Claire via NSRCA-discussion <nsrca-discussion at lists.nsrca.
> org>
> Date: 11/10/16 12:38 PM (GMT-06:00)
> To: 'Bill Pritchett' <billpritch at yahoo.com>, 'General pattern discussion'
> <nsrca-discussion at lists.nsrca.org>, 'Andrew Jesky' <andrewjesky at gmail.com>,
> 'Keith Hoard' <klhoard at outlook.com>
> Subject: Re: [NSRCA-discussion] 12S for F3A
>
> Looks like there would need to be a rule change to run 12s in an AMA
> class.  Current rule says "Electrically-powered model aircraft are limited
> to a maximum of 42.56 volts..."
>
> Jeff Worsham
>
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> *From:* NSRCA-discussion [mailto:nsrca-discussion-bounces at lists.nsrca.org
> <nsrca-discussion-bounces at lists.nsrca.org>] *On Behalf Of *Bill Pritchett
> via NSRCA-discussion
> *Sent:* Thursday, November 10, 2016 11:01 AM
> *To:* Andrew Jesky; Keith Hoard; General pattern discussion; General
> pattern discussion
> *Subject:* Re: [NSRCA-discussion] 12S for F3A
>
>
>
> I think a source of universal pride among the pattern community is the
> positive ripple effect that development of our gear over the years
> has provided the entire model aviation community.  This discussion is
> simply about the continued development of a power system...the evolution of
> electric power.  I don't think this would have any significant real or
> implied effect on any AMA class.  On the other hand, those that choose
> to try something new no doubt will - that's how it's always worked.  How
> many folks in AMA classes fly YS-185s?  That's a choice available to all of
> us right now.....  Our 10S setup is great and should/will continue to be
> the standard for a long, long time - yet not a reason to stifle development.
>
> Bill
> ------------------------------
>
> *From:* Andrew Jesky via NSRCA-discussion <nsrca-discussion at lists.nsrca.
> org>
> *To:* Keith Hoard <klhoard at outlook.com>; General pattern discussion <
> nsrca-discussion at lists.nsrca.org>
> *Sent:* Thursday, November 10, 2016 12:10 PM
> *Subject:* Re: [NSRCA-discussion] 12S for F3A
>
>
>
> By changing the KV to spin the same prop at the same rpm as the 10 cell
> setup there isn't much that changes in the feel. I have hundreds of flights
> on the 12s setup, and the power output is no different as well as the
> torque. Heck if anyone wants to try the 12 cell setup and has there model
> setup for a Q80xs let me know. I'd be more than happy to let you see what
> you think.
>
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>
> Andrew
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> Sent from my iPhone
>
>
> On Nov 10, 2016, at 10:03 AM, Keith Hoard via NSRCA-discussion <
> nsrca-discussion at lists.nsrca.org> wrote:
>
> I think it takes more than 12S to do that, Chuck . . .
>
>
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> -Keith Hoard
>
> -klhoard at outlook.com
>
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>
> *. .. [snip].. . .* Kv is easily adjusted by changing the wind.
>
>
>
> Chuck
>
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