X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from ms-smtp-04.southeast.rr.com ([24.25.9.103] verified) by logan.com (CommuniGate Pro SMTP 5.1.10) with ESMTP id 2162274 for flyrotary@lancaironline.net; Fri, 06 Jul 2007 16:02:14 -0400 Received-SPF: pass receiver=logan.com; client-ip=24.25.9.103; envelope-from=eanderson@carolina.rr.com Received: from edward2 (cpe-024-074-103-061.carolina.res.rr.com [24.74.103.61]) by ms-smtp-04.southeast.rr.com (8.13.6/8.13.6) with SMTP id l66K1OZ2005843 for ; Fri, 6 Jul 2007 16:01:25 -0400 (EDT) Message-ID: <002601c7c008$74d7f590$2402a8c0@edward2> From: "Ed Anderson" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: New subject: Pulstar Plugs Date: Fri, 6 Jul 2007 16:01:35 -0400 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0023_01C7BFE6.ED7EEC50" 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_0023_01C7BFE6.ED7EEC50 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Thanks for the advise, Bill. That would be my natural inclination - just to keep on following the = pattern that has worked fine over the past 10 years. I guess if it = really bothered me, I could haul Mogas to fly with as Tracy and others = do, but having had a fire once while refueling that way, I decided to = stick with "approved" fuel dispensing installations {:>), which means = when on the fly - its almost always 100LL. Ed ----- Original Message -----=20 From: WRJJRS@aol.com=20 To: Rotary motors in aircraft=20 Sent: Friday, July 06, 2007 2:42 PM Subject: [FlyRotary] Re: New subject: Pulstar Plugs In a message dated 7/6/2007 11:18:32 AM Pacific Standard Time, = eanderson@carolina.rr.com writes: True enough, Bill. Yet, I can not help but wonder about the = incredibly short rise time of the pulse and whether it might have a = beneficial effect in a fouling environment. Not enough that I am = willing to spend $100 + to find out, you understand {:>) Ed ----- Original=20 Ed what they have done here is to package a small capcitive discharge = circuit in the plug. This naturally has a fast rise time. In 1969 = Kawasaki ran a battery powered CDI running a DC-DC converter to charge a = cap with 400 volts. Super fast rise time, ultra high voltage, VERY SHORT = Duration. When run with standard plugs you needed to run .080 gap just = to get it to fire the mixture. Buy cheap regular plugs, and change them = often. You will be way ahead. Bill Jepson -------------------------------------------------------------------------= ----- See what's free at AOL.com. ------=_NextPart_000_0023_01C7BFE6.ED7EEC50 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
Thanks for the advise, Bill.
 
That would be my natural inclination  - just to = keep on=20 following the pattern that has worked fine over the past 10 years.  = I guess=20 if it really bothered me, I could haul Mogas to fly with as Tracy and = others do,=20 but having had a fire once while refueling that way, I decided to stick = with=20 "approved" fuel dispensing installations {:>), which means when on = the fly -=20 its almost always 100LL.
 
Ed
----- Original Message -----
From:=20 WRJJRS@aol.com
Sent: Friday, July 06, 2007 = 2:42 PM
Subject: [FlyRotary] Re: New = subject:=20 Pulstar Plugs

In a message dated 7/6/2007 11:18:32 AM Pacific Standard Time, eanderson@carolina.rr.com=20 writes:
True enough, Bill.  Yet, I can not help but = wonder=20 about the incredibly short rise time of the pulse and whether it = might have=20 a beneficial effect in a fouling environment.  Not enough that = I am=20 willing to spend $100 + to find out, you understand = {:>)
 
Ed
----- Original=20
Ed what they have done here is to package a small capcitive = discharge=20 circuit in the plug. This naturally has a fast rise time. In 1969 = Kawasaki ran=20 a battery powered CDI running a DC-DC converter to charge a cap with = 400=20 volts. Super fast rise time, ultra high voltage, VERY SHORT Duration. = When run=20 with standard plugs you needed to run .080 gap just to get it to fire = the=20 mixture. Buy cheap regular plugs, and change them  often. You = will be way=20 ahead.
 
Bill Jepson



See what's free at AOL.com.=20
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