X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from smtp109.sbc.mail.re2.yahoo.com ([68.142.229.96] verified) by logan.com (CommuniGate Pro SMTP 5.1.9) with SMTP id 2094104 for flyrotary@lancaironline.net; Sat, 09 Jun 2007 22:37:00 -0400 Received-SPF: none receiver=logan.com; client-ip=68.142.229.96; envelope-from=downing.j@sbcglobal.net Received: (qmail 50128 invoked from network); 10 Jun 2007 02:36:24 -0000 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=s1024; d=sbcglobal.net; h=Received:X-YMail-OSG:Message-ID:From:To:References:Subject:Date:MIME-Version:Content-Type:X-Priority:X-MSMail-Priority:X-Mailer:X-MimeOLE; b=dAeg7uke6qQHWTLn9mqbh8L065Zp0lCradqTkt9KOGks/ROucPkuNzLsYWTyVwLUR4Tb6ka5nPHSWpwivOlp1Z51l/tNHOhJsV9b0htVQiG9TMJIGxI9ip1E/5LpeSHpyplTWga8kBms4zc8TYlA2XFFyg5bf0U5bE97+jUdOTQ= ; Received: from unknown (HELO mom) (downing.j@sbcglobal.net@75.41.20.141 with login) by smtp109.sbc.mail.re2.yahoo.com with SMTP; 10 Jun 2007 02:36:23 -0000 X-YMail-OSG: eW6Sm08VM1ngHZfrVDeTzM9nsr3D0nRnhVZGkzaRHyDlyNgfHQIPlCIG7NicYnnDS4MtGninsccf6lZe7xg.avZZGlVQHgo4ChLwJdpeHdlMRt7Mrk2MO9RCFHiL6sRl5FMIqWR.47ep1QM- Message-ID: <004e01c7ab08$6af556e0$4001a8c0@gateway.2wire.net> From: "John Downing" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: Single rotor video Date: Sat, 9 Jun 2007 22:38:24 -0400 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_004B_01C7AAE6.E38FCA80" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2800.1409 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1409 This is a multi-part message in MIME format. ------=_NextPart_000_004B_01C7AAE6.E38FCA80 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Bob, I'm with you on the Gyro, lost a real good friend two years ago by = a gyro, great high time pilot, fell in on final from about 40 feet. = JohnD ----- Original Message -----=20 From: Bob Tilley=20 To: Rotary motors in aircraft=20 Sent: Saturday, June 09, 2007 4:05 PM Subject: [FlyRotary] Re: Single rotor video Hey Lynn, I think we need to set up a secret SELL THE GYRO society! Just to = keep all our friends from hurting themselves. Bob On Jun 9, 2007, at 11:09 AM, Lehanover@aol.com wrote: This could just be silly, but how about reducing the torque the = engine can produce at lower revs, by backing off the timing and = over-leaning the injection system. Once through the problem RPM, then = back to ideal power settings. Sell the gyro. We raced on 20 degrees BTDC both leading and trailing for years. Idle settings as low as 13 = degrees leading and 5 ATDC trailing have been used.=20 The idea of running with no pitch was to eliminate blade stiffness = as a part of the problem.=20 A friend had one of those props on his ultra-light and it touched = the chassis on run up, where the wood prop of the same diameter did not. He cut off two inches and all was well. But they are very flexible. = =20 Lynn E. Hanover Sell the Gyro =20 ------=_NextPart_000_004B_01C7AAE6.E38FCA80 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable

Bob, I'm with you on the Gyro, = lost a real=20 good friend two years ago by a gyro, great high time pilot, fell in on = final=20 from about 40 feet. JohnD

----- Original Message -----
From:=20 Bob = Tilley=20
To: Rotary motors in = aircraft

Sent: Saturday, June 09, 2007 = 4:05=20 PM

Subject: [FlyRotary] Re: Single = rotor=20 video

Hey Lynn,

I think we need to set up a secret SELL THE GYRO society! = Just to=20 keep all our friends from hurting themselves.

Bob

On Jun 9, 2007, at 11:09 AM, Lehanover@aol.com wrote:

This could just be silly, but how about reducing the torque the = engine=20 can produce at lower revs, by backing off the timing and = over-leaning the=20 injection system. Once through the problem RPM, then back to ideal = power=20 settings. Sell the gyro. We raced on 20 degrees

BTDC both leading and trailing for years. Idle settings as low = as 13=20 degrees leading and 5 ATDC trailing have been used.

The idea of running with no pitch was to eliminate blade = stiffness as a=20 part of the problem.

A friend had one of those props on his ultra-light and it = touched the=20 chassis on run up, where the wood prop of the same diameter did = not.

He cut off two inches and all was well. But they are very = flexible.

Lynn E. Hanover

Sell the Gyro

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