Return-Path: Received: from fed1rmmtao08.cox.net ([68.230.241.31] verified) by logan.com (CommuniGate Pro SMTP 4.2.5) with ESMTP id 498908 for flyrotary@lancaironline.net; Thu, 04 Nov 2004 14:24:24 -0500 Received-SPF: none receiver=logan.com; client-ip=68.230.241.31; envelope-from=ALVentures@cox.net Received: from BigAl ([68.107.116.221]) by fed1rmmtao08.cox.net (InterMail vM.6.01.03.04 201-2131-111-106-20040729) with ESMTP id <20041104192353.ECVM7780.fed1rmmtao08.cox.net@BigAl> for ; Thu, 4 Nov 2004 14:23:53 -0500 From: "Al Gietzen" To: "Rotary motors in aircraft" Subject: Voltage and noise Date: Thu, 4 Nov 2004 11:23:58 -0800 Message-ID: <000d01c4c2a3$d56f8590$6400a8c0@BigAl> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_000E_01C4C260.C74C4590" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook, Build 10.0.6626 Importance: Normal X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2180 This is a multi-part message in MIME format. ------=_NextPart_000_000E_01C4C260.C74C4590 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable I find that my alternator is maintaining voltage at 14.6-14.8. This = seems a bit high, but is it a problem? The only thing I can think of is that it = may reduce battery life. =20 For you other guys with composite airplanes, especially those with the engine in the back (where it is supposed to be:-)), and battery in = front; are you finding any noise problems in avionics that may be resulting = from the EC2 injector/ignition leads? Anticipating the need for some = filtering. =20 Al ------=_NextPart_000_000E_01C4C260.C74C4590 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

I find that my alternator is maintaining voltage at 14.6-14.8.  This seems a bit high, but is it a problem?  The = only thing I can think of is that it may reduce battery = life.

 

For you other guys with composite airplanes, = especially those with the engine in the back (where it is supposed to = beJ), and battery in front; are you finding any noise problems in avionics that = may be resulting from the EC2 injector/ignition leads?  Anticipating the = need for some filtering.

 

Al

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