Speaking of power
David Lockhart
DaveL322 at comcast.net
Thu May 29 18:25:21 AKDT 2003
Bryan,
I can send you the exact prop you ran last year!! Tho the tips are a
bit beat up at this point, so I'll make a new one (and test it first).
How soon do you want them and how many? I have plenty of the stock
prop, but only 2 of the 11" versions right now. I can probably get one
done this weekend and send out to you, and then make more after the
Trials. And your address.
For injectors - Stokes said he would let me know ASAP when he could
have something to me - I haven't heard - but then again, I figure
the "green shirt" guys would get priority - and I know both you and
Jason are in need of injectors also. How soon will you have the
injectors? I am borrowing an RX from my Dad this weekend and planned
some surgery (which I really don't want to do) on the #2 plane to get
it flyable with the RX (minor setup needed, but biggest issue is
needing the injector). If you could send me one pretty quickly, that
would be great - I need to have the plane in the air somewhere around 4-
5 June to make it worthwhile to take to the Trials as a backup.
For your homemade props - I would love to talk to you a bit more about
them, and give them a shot - but again, not until after the Trials -
I'm trying to really dial in the details on both the P03 and F03 - and
get some more base proficiency with all the d*mn rolling circles,
rolling loops, and the other weird stuff that might show up in the
unknowns (if I make it that far).
All of my contact info -
22 Norwood Court
Medford, NJ 08055
H 609-714-3544
W 856-780-9009 (not for public)
C 732-267-5296 (not for public)
Sorry I won't see ya at the Trials, but the NATs won't be far behind.
Thanks again for the offer of the injector - hopefully the timing will
work out - because then it will save me some time and add some
consistency.
Dave
----- Original Message -----
From: bryan <patriot at eatel.net>
Date: Thursday, May 29, 2003 5:08 pm
Subject: Re: Speaking of power
> Hey Dave could I twissssst your arm into Twisting me a couple of
> those three
> bladers?
> I really liked them when I flew them last year
> I tryed twice and failed to get the prop like yours it unloades
> and has no
> pull
> I would gladly trade for some of my home made jobs
> BTW I have two injectors coming from Stokes let me know if you
> need to
> borrow one
> Bryan
> WWW.EXECUTIVEAIRFRAMES.COM
> ----- Original Message -----
> From: David Lockhart <DaveL322 at comcast.net>
> To: <discussion at nsrca.org>
> Sent: Friday, May 30, 2003 2:04 AM
> Subject: Re: Speaking of power
>
>
> > I previously ran both the 17-12 and 17-12N on my 140EFI. The 17-
> 12 was
> > only about 100 RPM less on the ground. In the air, it was a very
> > different story - the 17-12 actually unloads quite a bit more
> and is
> > louder in the air.
> >
> > The 15.75-13 3 blade - it is a little too much load for the 140EFI
> > unless you run a lot of nitro. That prop de-pitched to 11"
> turns right
> > about 8,000. Set rich, at 7,700, I think the last time I db'd
> with a
> > good meter it was 89 db. Very quiet and my favored prop for P03 and
> > F03.
> >
> > Dave Lockhart
> > DaveL322 at comcast.net
> >
> >
> >
> > ----- Original Message -----
> > From: wgalligan <wgalligan at cnbcom.net>
> > Date: Thursday, May 29, 2003 2:23 pm
> > Subject: Re: Speaking of power
> >
> > > OS 1.40RX 17x12N APC 15% Cool Power on our own homemade c.f. 4
> > > chamber pipe = 94 db I think going to the regular 17x12 would
> > > be quiter. Lots of carb and prop noise at this rpm level.
> > >
> > > Wayne
> > >
> > > ----- Original Message -----
> > > From: Bob Kane
> > > To: discussion at nsrca.org
> > > Sent: Thursday, May 29, 2003 12:09 PM
> > > Subject: Speaking of power
> > >
> > >
> > > Has anyone measured the sound levels of the larger two strokes
> > > turning the big props? We measured a YS140DZ with ES pipe turning
> > > a 17X12 APC and came up with 96dB, right on the limit. Just
> curious.> >
> > >
> > > Bob Kane
> > > getterflash at yahoo.com
> > >
> > >
> > > ---------------------------------------------------------------
> ----
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> >
> > =====================================
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> > #
> >
> >
>
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