X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from imo-m20.mx.aol.com ([64.12.137.1] verified) by logan.com (CommuniGate Pro SMTP 5.0.9) with ESMTP id 1180412 for flyrotary@lancaironline.net; Fri, 16 Jun 2006 10:29:22 -0400 Received-SPF: pass receiver=logan.com; client-ip=64.12.137.1; envelope-from=ARGOLDMAN@aol.com Received: from ARGOLDMAN@aol.com by imo-m20.mx.aol.com (mail_out_v38_r7.5.) id q.501.1cd030 (2168) for ; Fri, 16 Jun 2006 10:28:25 -0400 (EDT) From: ARGOLDMAN@aol.com Message-ID: <501.1cd030.31c41a08@aol.com> Date: Fri, 16 Jun 2006 10:28:24 EDT Subject: Re: [FlyRotary] Re: Engine rpm was [FlyRotary] Life without a turbo.... To: flyrotary@lancaironline.net MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="-----------------------------1150468104" X-Mailer: 9.0 SE for Windows sub 5026 X-Spam-Flag: NO -------------------------------1150468104 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit In a message dated 6/16/2006 7:37:06 AM Central Standard Time, atlasyts@bells outh.net writes: Ed, last night I found information on another Cozy with 6 cylinder Subaru 230 HP, same reduction ratio and the same prop. At fine pitch like me, he was getting 4400 rpm and was able to get 2000 fpm at 80K on take-off. I fully intend to do fast taxi tests before flying. Buly Buly, Another option is to check the static thrust (in pounds of KG if you are so inclined) at T.O power. This might be somewhat difficult with a pusher, but I imagine that you can chain, or tie the main gear to a structure in back of the airplane (keeping the tie-down mechanism out of the prop arc.) Comparisons for pushers might be tough, but you can probably get comps from RVs that are flying. Rich -------------------------------1150468104 Content-Type: text/html; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable

In a message dated 6/16/2006 7:37:06 AM Central Standard Time,=20 atlasyts@bellsouth.net writes:

<= FONT=20 style=3D"BACKGROUND-COLOR: transparent" face=3DArial color=3D#000000 size= =3D2>Ed, last=20 night I found information on another Cozy with 6 cylinder
Subaru= 230=20 HP, same reduction ratio and the same prop.
At fine pitch like me, he w= as=20 getting 4400 rpm and was able to get
2000 fpm at 80K on=20 take-off.
I fully intend to do fast taxi tests before=20 flying.
Buly

Buly,

Another option is to check the static thrust (in pounds of KG if you ar= e so=20 inclined) at T.O power. This might be somewhat difficult with a pusher,= but=20 I imagine that you can chain, or tie the main gear to a structure in back of= the=20 airplane (keeping the tie-down mechanism out of the prop arc.) Comparisons f= or=20 pushers might be tough, but you can probably get comps from RVs that are=20 flying.

Rich

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