X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml Date: Sat, 23 Sep 2006 09:42:48 -0400 Message-ID: X-Original-Return-Path: Received: from smtp102.sbc.mail.mud.yahoo.com ([68.142.198.201] verified) by logan.com (CommuniGate Pro SMTP 5.1c.4) with SMTP id 1416332 for lml@lancaironline.net; Sat, 23 Sep 2006 00:18:03 -0400 Received-SPF: none receiver=logan.com; client-ip=68.142.198.201; envelope-from=elippse@sbcglobal.net Received: (qmail 74631 invoked from network); 23 Sep 2006 04:17:16 -0000 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=s1024; d=sbcglobal.net; h=Received:Message-ID:From:To:Subject:Date:MIME-Version:Content-Type:X-Priority:X-MSMail-Priority:X-Mailer:X-MIMEOLE; b=Cl24a36hnmRZF3ZDcdAeF1I2nI5nYKVDRRuYtxpfdn/B+am6NX0trvQVbPO7leIEOYE8rkjCHqYb+bVoxLAqzdyN0wul7gn9xE206Df7hljiSPEd0Yy2DsNmzv8rPBQtUkbclSzWNRZT0YSzcVxEFHtz1QG3Nlp84V6+KY+OX2w= ; Received: from unknown (HELO Computerroom) (elippse@sbcglobal.net@75.5.198.240 with login) by smtp102.sbc.mail.mud.yahoo.com with SMTP; 23 Sep 2006 04:17:16 -0000 X-Original-Message-ID: <001801c6dec7$2a4dfc90$f0c6054b@Computerroom> From: "Paul Lipps" X-Original-To: "Marv Kaye" Subject: More knots X-Original-Date: Fri, 22 Sep 2006 21:17:19 -0700 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0015_01C6DE8C.7C7FDD20" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.2869 X-MIMEOLE: Produced By Microsoft MimeOLE V6.00.2900.2962 This is a multi-part message in MIME format. ------=_NextPart_000_0015_01C6DE8C.7C7FDD20 Content-Type: text/plain; charset="Windows-1252" Content-Transfer-Encoding: quoted-printable Guys! You with the reflexible flaps! Try this to get more mph(sorry; = knots!). Get a level bubble at your local RV (not Van's) supply store. = They have a package with two, one for sideways, one for fore and aft, = made by Hobby. Mount the bigger one inside your canopy in a fore-aft = direction. I mounted mine on the bottom of the canopy just forward of my = arm so I could see it easily in flight. I set it zeroed-out in line with = the wing's chord-line at about 40% span, but the zero reference really = doesn't matter. When you are flying, especially at high density altitude and/or at = high weight, start with your flaps fully reflexed, and note the bubble = reading. Decrease the reflex slightly to get the bubble reading about = one degree less. Watch your TAS reading for an increase of one or two = mph/kts over the next four or five of minutes. Note, too, that the nose = is slightly lower giving better visibility. Repeat this until lowering = the flaps more gives a speed decrease. Go back to the previous bubble = setting and enjoy about 2-4 mph/kts more speed, and better visibility = over the nose. And you with a fixed-pitch prop and an altitude hold, = when you are flying over slightly rising or descending air, you will see = the bubble change 1/2 or one degree, the rpm go up or down 10-30 rpm, = and TAS/IAS change 1-3 mph/kts. As they used to say on Monty Python's Flying Circus "Now for something = entirely different". Drum roll, please, for a little shameless = self-promotion! How about that four-blade ELIPPSE prop on Tom Aberle's Phantom = biplane? He has now increased his speed from 220 mph in 2003 with his = original prop, to 240 in 2004 with the three-blade ELIPPSE at 250 rpm = less, to 251.958, actually 252.862 if you used the IF1 distance around = the course, in the 2006 biplane Gold race at Reno. How's that for a an = IO-360 biplane? The only two planes that were faster around that same = course than his biplane were the IF1s of Gary Hubler at 257.057 and = David Hoover at 254.587! Pity the poor T-6s, relegated to the slowest = race planes at Reno! ------=_NextPart_000_0015_01C6DE8C.7C7FDD20 Content-Type: text/html; charset="Windows-1252" Content-Transfer-Encoding: quoted-printable
    Guys! You with the reflexible = flaps!=20 Try this to get more mph(sorry; knots!). Get a level bubble at your = local RV=20 (not Van's) supply store. They have a package with two, one for = sideways,=20 one for fore and aft, made by Hobby. Mount the bigger one inside your = canopy in=20 a fore-aft direction. I mounted mine on the bottom of the = canopy just=20 forward of my arm so I could see it easily in flight. I set it=20 zeroed-out in line with the wing's chord-line at about 40% span, = but the=20 zero reference really doesn't matter.
    When you are flying, = especially at high=20 density altitude and/or at high weight, start with your flaps fully = reflexed,=20 and note the bubble reading. Decrease the reflex slightly to get the = bubble=20 reading about one degree less. Watch your TAS reading for = an increase of=20 one or two mph/kts over the next four or five of minutes. Note, = too, that=20 the nose is slightly lower giving better visibility. Repeat this until = lowering=20 the flaps more gives a speed decrease. Go back to the previous = bubble=20 setting and enjoy about 2-4 mph/kts more speed, and better visibility = over the=20 nose. And you with a fixed-pitch prop and an altitude hold, when = you are=20 flying over slightly rising or descending air, you will = see the=20 bubble change 1/2 or one degree, the rpm go up or down 10-30 rpm, = and=20 TAS/IAS change 1-3 mph/kts.
As they used to say on Monty Python's Flying=20 Circus "Now for something entirely different". Drum roll, please, = for a=20 little shameless self-promotion!
    How about that four-blade = ELIPPSE prop=20 on Tom Aberle's Phantom biplane? He has now increased his speed from 220 = mph in=20 2003 with his original prop, to 240 in 2004 with the three-blade ELIPPSE = at 250=20 rpm less, to 251.958, actually 252.862 if you used the IF1 distance = around the=20 course, in the 2006 biplane Gold race at Reno. How's that for a an=20 IO-360 biplane? The only two planes that were faster around that=20 same course than his biplane were the IF1s of Gary Hubler at = 257.057 and=20 David Hoover at 254.587! Pity the poor T-6s, relegated to the slowest = race=20 planes at Reno!
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