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Vacuum Gyro Question by
Jim Carriere
This is one of those questions where there must be a simple answer.
This is probably the forum to get the best explanation.
Why aren't vacuum driven gyro instruments driven by pressure instead?
The reason I'm wondering is because about 2" of suction is
sufficient to power a turn needle, and while...
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Coy Powell's 540 berkut by
[email protected]
My dad was coy Powell he passed away in Nov. Of 2016.from heart problems. He had had a hard landing and never got to finish repairing the love of his life his 540 berkut. Dave flew it's first flight and my dad could never express how much he appreciated Dave to take time out of his life to do...
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Monthly Rogue's Gallery Update by
Jay Honeck
The Rogue's Gallery -- a website created exclusively for Rec.Aviation
participants to show off their planes -- continues to grow! We've now got
67 pilots and 80 aircraft on display, from 28 U.S. states, and two
countries! See them at www.Alexisparkinn.com/rec_aviation.htm
New additions in...
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Murphy Moose SR-3500 Tail Kit For Sale by
Kevin Richman
Murphy Moose SR-3500 tail kit for sale
Horizontal Stabilizer complete
Elevator in work
Rudder not started
Located on Whidbey Island Washington
http://www.murphyair.com/Product_Info/Super/SRinfo.htm
Thanks Kevin
360-321-5882
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Clark Y-15 airfoil plot? by
Scott
Ok, I ran into a little problem...
I'm laying out the rib design for a 1931 Georgias Special and it uses a
Clark Y-15 airfoil. The coordinates (stations if you will) for upper
and lower surfaces start at the leading edge and go back to the rear
edge. Chord is supposed to be 48". Adding up...
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December 3rd 06 05:43 AM
by Scott
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Recommendation for Radio, transponder and Altimeter by
Ron Natalie
"Thomas" wrote in message ...
the radio an older King works
fine but it has hard time receiving calls from radar center... it
sounded garbled.... I don't know if it just have weak receiving or bad
antenna placement...
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Dutch Homebuilt NVAV Fly-in 20-21-22 May by
Zier & van de Steenoven[_2_]
Invitation to Holland to NVAV’s 40th anniversary. (www.nvav.nl)
The Board of the Netherlands Experimental Aircraft Association (NVAV)
has the pleasure to invite foreign pilots and homebuilders
you and your partner for a reception at the occasion of the NVAV’s
40th anniversary.
The reception will...
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What size propeller for a 36 V DC motor? by
John Doe[_4_]
I have a Bosch 36 V lithium-ion hammer drill motor with batteries
and charger. What sort of propeller would be appropriate to stick
onto the shaft of that? Would a powered paraglider propeller be
too big? I just want to get a rough idea of how much air that
motor can push. Any...
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FREE Sky Scout by
[email protected]
A 1930's Pieten Pol Sky Scout is available without charge to the first interested person or organization. The fuselage, empenage, undercarriage, and ribs are 100% complete. The spars and an engine are needed. Constructed by an experienced builder. FAA approved. Also included is a custom built...
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Prop Pitch Question by
Eugene Wendland
Hi All
I fly a Pazmany Pl-2 (see link below for pictures) that had a power upgrade
from an 125 h.p. O-290 to a 160 h.p. O-320. I fly behind a McCauley Metal
prop. After the engine change, I had the prop repitched from a 7063 to a
7067. Top speed increased and my initial climb rate is about 1400...
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FS: Velocity 173 FG Elite by
Ezaviator
FOR SALE - 1997 Lindy Craftersmanship Award Winner at Oshkosh. Fixed gear long wing Velocity Elite (gull wing doors) IFR with dual KS 155's, Navaid autopilot, Apollo 360 moving map GPS, nav and GPS coupled to autopilot, audio panel, etc. 556 TTSN Lycoming IO-360-C1D6 200 HP, Performance Prop...
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Alternate turbine fuel by
Robert Bates
Yeah, I know I'm going to get flamed
I have read a lot recently about people burning everything from bio-diesel
and straight french fry grease to used ATF in ground based diesel engines
but what about flying turbines? I am quite sure that they would burn either
at ground level but will these...
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Looking for a two-seater design by
Shin Gou
that has about 100hp, can fly basic aerobatics safely and cruise at
least 150mph. My reference and comparison of this design is Cessna
A150. I want a design that has the same aerobtic capability as Cessna
A150 with lighter control(Stick of course!), and flys much faster. What
I can think of...
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check your tachometer by
Robert Scott
Several years ago I developed a software program to read engine RPM
based on the sound that the engine makes. I now have a new version of
this (free) software available which is much easier to use than the
old verison. It runs on any Pocket PC, or any Windows laptop. You
can use it to check the...
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Tail wheel question by
[email protected]
This is not just an idea, this is a fact!!
Airplanes normally have a nose wheel and main gear. The rudder or pedals control the direction of the nose wheel in ground taxi, take off and landing maneuvers then the direction of the plane! but tail wheel configuration is far away different. Look for...
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Disruptive Technology by
Steelgtr62
From the late Dr Petr Beckmann
The Innovator's Dilemma - When New Technologies Cause Great Firms to Fail by
Clayton M. Christensen, Harvard Business School Press (1997), is a very
perceptive analysis of the dynamics of technological advance - especially the
introduction of radically new...
( 1 2)
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Plexiglass protective paper by
jerry wass
Anybody had any experience Peeling Protective Paper from
Plexiglass??---When it's old & dried out---everything I've used to try
to soften the old glue also softens the plexi & leaves it with an
orange-peel finish. I have several 12" sq pieces, the center will
finally come once you get out there,...
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150HP Grumman Super Yankee FS Price Reduced! by
Bill Berle
Greetings rec.aviation groups, hope everyone had a good Thanksgiving!
I am still in need of selling my Super Yankee, and although I have had
more than 50 inquiries nobody has actually laid down the money to buy
it. I truly wish I didn't need to let it go, however I must do so.
The price had been...
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