[NSRCA-discussion] Cruise, was Osiris, was Weather
Ronald Van Putte
vanputte at cox.net
Fri May 27 06:07:36 AKDT 2011
Mark - At my age, half throttle is about all I can seem to manage
these days.
Ron
On May 27, 2011, at 7:49 AM, Mark Atwood wrote:
> Yes Doug, I pull 90+ amps on the 16x10, thus the Ice 100 lite speed
> controller. Seems to be a good setup for the plane. You can't
> run 15C batteries that way (or at least not for long), but the 25C
> batts seem to handle it fine. We fly for 6 min and that has
> proven to be plenty for any of the sequences (keep in mind, smaller
> plane, smaller presentation...I have Sean flying it at about
> 130meters out, when he can hold it there).
>
> Bob, I've always run a reverse expo curve on my E throttle... same
> reason. To mimic a YS feel, so that I can "cruise" at half throttle.
>
> -M
> Mark Atwood
> Paragon Consulting, Inc. | President
> 5885 Landerbrook Drive Suite 130, Cleveland Ohio, 44124
> Phone: 440.684.3101 x102 | Fax: 440.684.3102
> mark.atwood at paragon-inc.com | www.paragon-inc.com
>
>
>
> On May 27, 2011, at 7:42 AM, Doug Cronkhite wrote:
>
> When I ran the 16x10 I found I was pulling over 90 amps static.
> What does it drop down to in-flight?
>
> Doug
>
> Sent from my iPhone
>
> On May 27, 2011, at 4:36 AM, Bob Kane <getterflash at yahoo.com> wrote:
>
>> I know you addressed this to Mark, but I can answer parts of it:
>>
>> Yes, Hacker A50-12s
>> APC 16X10E
>>
>> I was running the Castle ICE 75 but am in the process of swapping
>> it out for an ICE Lite 100. The ESC would go into over-current on
>> the ground while trying to set the high throttle (4 seconds) using
>> auto calibrating throttle. I found I could use high throttle for
>> the required 4 seconds while on my downwind pass after take-off.
>> The real answer was to go to fixed throttle end-points.
>>
>> I also could not find any suitable 15X12E prop. I really don't
>> have enough time on the plane for a final verdict on speed with
>> the 16X10. Muncie was windy all weekend, and the plane seemed to
>> have enough speed for my needs, BUT (yes time for the big but)
>>
>> I did find the need to set the throttle curve with a lot of what
>> amounts to reverse exponential. My left thumb throttle settings
>> from years of YS powered planes were too low when exiting
>> maneuvers, so the plane was going too slow. My YS setups were
>> essentially at full power by 2/3 stick with a lot of power below
>> half stick. The default electric was truly a straight line and and
>> I found myself needing to push harder on the stick to get the
>> speed I needed. The speed was there, but concentrated on the upper
>> end of the stick. I kept playing with the throttle curve and now
>> am at a pretty aggressive reverse expo to get that YS "feel".
>>
>>
>> Bob Kane
>> getterflash at yahoo.com
>>
>> --- On Thu, 5/26/11, Ihncheol Park <pnahobbies at sbcglobal.net> wrote:
>>
>> From: Ihncheol Park <pnahobbies at sbcglobal.net>
>> Subject: Re: [NSRCA-discussion] Osiris, was Weather
>> To: "'General pattern discussion'" <nsrca-discussion at lists.nsrca.org>
>> Date: Thursday, May 26, 2011, 11:03 PM
>>
>> Mark,
>>
>>
>> Are you running the A50-12S ?
>>
>> I am running APC 16x10E, but it seems to lack speed in wind.
>>
>> I am even thinking about running APC 15x12 (glow prop) as I can’t
>> find any higher pitch on 15” diameter. Only thing available is
>> Master Airscrew which I don’t even touch.
>>
>>
>> Ihncheol
>>
>>
>> From: nsrca-discussion-bounces at lists.nsrca.org [mailto:nsrca-
>> discussion-bounces at lists.nsrca.org] On Behalf Of Mark Atwood
>> Sent: Thursday, May 26, 2011 2:23 PM
>> To: General pattern discussion
>> Subject: Re: [NSRCA-discussion] Osiris, was Weather
>>
>>
>> I would have to agree with Bob. It's very capable plane. My son
>> is currently competing with it in Intermediate and is not
>> suffering from the slightly smaller size. It's flight
>> characteristic fully mimic a 2m plane and it handles the wind
>> extremely well. I would encourage anyone to try one. I've flown
>> it through both P-11 and F-11 without any shortcomings. Power on
>> a 5s pack is abundant (with a 16x10 prop...the 15x10 is good, but
>> doesn't mimic the type of power the 2m planes have) giving you
>> full vertical lines and plenty at the top. I've been extremely
>> impressed with it.
>>
>>
>> I would say for anyone wanting to get started in Pattern, it's the
>> perfect first plane to fly from Sportsman through Advanced. It
>> flies masters well, but at that level you're starting to meld
>> pilot skill with overall presentation and of course, a 2M does
>> present slightly better. I say slightly because this plane really
>> does present like a "small" 2m plane.
>>
>>
>> It's also a great practice plane for learning new maneuvers
>> without putting as much $$ at risk. I got my sons in the air for
>> about $700 all up.
>>
>>
>> -Mark
>>
>> Mark Atwood
>>
>> Paragon Consulting, Inc. | President
>>
>> 5885 Landerbrook Drive Suite 130, Cleveland Ohio, 44124
>>
>> Phone: 440.684.3101 x102 | Fax: 440.684.3102
>>
>> mark.atwood at paragon-inc.com | www.paragon-inc.com
>>
>>
>>
>>
>> On May 26, 2011, at 3:12 PM, Bob Kane wrote:
>>
>>
>> I vowed to retire the Temptation and fly electric this year. I
>> have an Integral in white still new in the box but for a lot of
>> reasons I have not started it yet. I saw Sean Atwood's Osiris at
>> the end of last season and decided it would work as a competition
>> plane, at least for me*. The beauty of the Osiris is it flies on
>> exactly half of a full F3A battery, a 5S 5000mAH pack, so any
>> investment in batteries can be carried over to a full size F3A plane.
>>
>> * I am a long way away from being a top tier pilot. At last week's
>> D4 season opener in Muncie, no one made the comment that the
>> Osiris was holding me back and I would have scored better with a
>> full 2M plane. ;)
>>
>> In all seriousness, the plane performs very well and is a winner
>> in the right hands.
>>
>>
>> Bob Kane
>> getterflash at yahoo.com
>>
>> --- On Thu, 5/26/11, Vicente "Vince" Bortone
>> <vicenterc at comcast.net> wrote:
>>
>>
>> From: Vicente "Vince" Bortone <vicenterc at comcast.net>
>> Subject: Re: [NSRCA-discussion] Weather
>> To: "General pattern discussion" <nsrca-discussion at lists.nsrca.org>
>> Date: Thursday, May 26, 2011, 1:29 PM
>>
>> The Osiris is very popular. It has to be very good. The
>> question: Are you using for practicing only or is going to be
>> your contest plane?
>>
>>
>> OK. Waiting for Charlie. I hope that he gets good news for us.
>>
>>
>>
>> Vicente "Vince" Bortone
>>
>> ----- Original Message -----
>> From: "Bob Kane" <getterflash at yahoo.com>
>> To: "General pattern discussion" <nsrca-discussion at lists.nsrca.org>
>> Sent: Thursday, May 26, 2011 12:26:14 PM
>> Subject: Re: [NSRCA-discussion] Weather
>>
>> Now that I have 10 flights on the Osiris (4 test flights, 6
>> contest rounds) I'm taking advantage of the bad weather to change
>> out the ESC for a lighter, higher current version, and moving back
>> to help adjust the CG rearward. The rain makes looking at it sit
>> on the bench more bearable.
>>
>>
>> Bob Kane
>> getterflash at yahoo.com
>>
>> --- On Thu, 5/26/11, mike mueller <mups1953 at yahoo.com> wrote:
>>
>> From: mike mueller <mups1953 at yahoo.com>
>> Subject: [NSRCA-discussion] Weather
>> To: nsrca-discussion at lists.nsrca.org
>> Date: Thursday, May 26, 2011, 12:28 PM
>>
>> I don't know about where ya'll live but I have to tell you this
>> spring is far and away the worst weather I have ever seen. Today
>> we have 44 degrees rain and 30mph winds. Yesterday we had 2 inches
>> of rain in a short period of time. Its just miserable!!! Mike
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