X-Virus-Scanned: clean according to Sophos on Logan.com X-SpamCatcher-Score: 10 [X] Return-Path: Received: from ms-smtp-03.southeast.rr.com ([24.25.9.102] verified) by logan.com (CommuniGate Pro SMTP 5.1.3) with ESMTP id 1691945 for flyrotary@lancaironline.net; Tue, 19 Dec 2006 14:28:46 -0500 Received-SPF: pass receiver=logan.com; client-ip=24.25.9.102; envelope-from=eanderson@carolina.rr.com Received: from edward2 (cpe-024-074-100-190.carolina.res.rr.com [24.74.100.190]) by ms-smtp-03.southeast.rr.com (8.13.6/8.13.6) with SMTP id kBJJQnQC005961 for ; Tue, 19 Dec 2006 14:26:50 -0500 (EST) Message-ID: <001901c723a3$a8c654c0$2402a8c0@edward2> From: "Ed Anderson" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: hydraulic constant speed prop for rotarys Date: Tue, 19 Dec 2006 14:27:01 -0500 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0016_01C72379.BFA19080" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.3028 X-MIMEOLE: Produced By Microsoft MimeOLE V6.00.2900.3028 X-Virus-Scanned: Symantec AntiVirus Scan Engine This is a multi-part message in MIME format. ------=_NextPart_000_0016_01C72379.BFA19080 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MessageGood point, Rusty. When is too much performance really too much = {:>). I would certainly be interested in a light weight, inexpensive = variable pitch prop. Heck, I even developed a controller for an = electric prop that you could preset "optimum" prop rpms for take-off, = climb, cruise and descent. Unfortunately it never got tested and the = intended prop is apparently now in limbo. Ed ----- Original Message -----=20 From: Russell Duffy=20 To: Rotary motors in aircraft=20 Sent: Tuesday, December 19, 2006 1:55 PM Subject: [FlyRotary] Re: hydraulic constant speed prop for rotarys Additionally, with his RV-4 hitting over 2000 fpm ROC with a fix pitch = wooden prop, I would surmise that he probably did see much personal = benefit from adding extra weight, incurring the additional cost of any = type of CS prop. Just my guess of course.=20 For something there's no need for, I sure hear him dreaming about how = nice a CS prop would be on his RV-8 :-) Rusty ------=_NextPart_000_0016_01C72379.BFA19080 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Message
Good point, Rusty.  When is too much = performance=20 really too much {:>).  I would certainly be interested in  = a light=20 weight, inexpensive variable pitch prop.  Heck, I even developed a=20 controller for an electric prop that you could preset "optimum" prop = rpms for=20 take-off, climb, cruise and descent.  Unfortunately it never got = tested and=20 the intended prop is apparently now in limbo.
 
Ed
----- Original Message -----
From:=20 Russell=20 Duffy
Sent: Tuesday, December 19, = 2006 1:55=20 PM
Subject: [FlyRotary] Re: = hydraulic=20 constant speed prop for rotarys

Additionally, with his RV-4 hitting over 2000 = fpm ROC=20 with a fix pitch wooden prop, I would surmise that he probably did see = much=20 personal benefit from adding extra weight, incurring the additional = cost of=20 any type of CS prop.  Just my guess of course. 
 
For=20 something there's no need for, I sure hear him dreaming = about how=20 nice a CS prop would be on his RV-8 :-)
 
Rusty=20  
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