X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from imf21aec.mail.bellsouth.net ([205.152.59.69] verified) by logan.com (CommuniGate Pro SMTP 5.0.9) with ESMTP id 1128937 for flyrotary@lancaironline.net; Fri, 26 May 2006 09:45:09 -0400 Received-SPF: pass receiver=logan.com; client-ip=205.152.59.69; envelope-from=atlasyts@bellsouth.net Received: from ibm63aec.bellsouth.net ([72.153.149.56]) by imf21aec.mail.bellsouth.net with ESMTP id <20060526121128.BVLT23869.imf21aec.mail.bellsouth.net@ibm63aec.bellsouth.net> for ; Fri, 26 May 2006 08:11:28 -0400 Received: from [72.153.149.56] by ibm63aec.bellsouth.net with ESMTP id <20060526121127.ILZQ29484.ibm63aec.bellsouth.net@[72.153.149.56]> for ; Fri, 26 May 2006 08:11:27 -0400 Mime-Version: 1.0 (Apple Message framework v750) In-Reply-To: References: Content-Type: text/plain; charset=US-ASCII; delsp=yes; format=flowed Message-Id: <63167E08-32FE-4A0E-9BE6-E278BECAB4DD@bellsouth.net> Content-Transfer-Encoding: 7bit From: Bulent Aliev Subject: Re: [FlyRotary] Re: Ammeter/Ivo Date: Fri, 26 May 2006 08:11:31 -0400 To: "Rotary motors in aircraft" X-Mailer: Apple Mail (2.750) Thanks Ed. Now I have to think again :) Buly On May 26, 2006, at 7:35 AM, Ed Anderson wrote: > Buley, Just so you have the frame of reference firmly in your > mind. For example, you could either have the amp meter labeled > with the first order effect - Lower Pitch /Higher Pitch or > second order effect Higher RPM/Lower RPM. Since it is engine rpm > that I would be primarily interested in, I (if I had a variable > pitch prop) might label the meter with Higher RPM/Lower RPM or > perhaps Increase RPM/Decrease RPM rather than lower pitch/higher > pitch (the latter requires some mental manipulation). Just a point > of view. > > Ed > > > ----- Original Message ----- From: "Bulent Aliev" > > To: "Rotary motors in aircraft" > Sent: Friday, May 26, 2006 6:39 AM > Subject: [FlyRotary] Re: Ammeter/Ivo > > >> Kelly, I was thinking mounting it vertical. Low pitch down, High >> pitch up ? same with the switch. >> Buly >> On May 26, 2006, at 1:07 AM, Kelly Troyer wrote: >> >>> Bulent, >>> Forgot to note that you need to label one side of the ammeter >>> "pitch increase" >>> and the other side "pitch decrease"......With a single sweep >>> ammeter you would >>> not always know where you were in pitch if you forgot which way >>> your switch >>> was wired ("Now was that up or down for more pitch??")...... >>> -- >>> Kelly Troyer >>> Dyke Delta/13B/RD1C/EC2 >>> >>> >>> >>> >>> -------------- Original message from keltro@att.net (Kelly >>> royer): -------------- >>> >>> Bulent, >>> When prop is at midpoint of pitch there is essentially no >>> load on the motor. >>> When you add pitch the ammeter needle swings one way (from 0 >>> to ? amps). >>> When you reduce pitch you are reversing polarity of the D.C. >>> motor and it >>> turns opposite direction and loads the ammeter to the opposite >>> side........ >>> -- >>> Kelly Troyer >>> Dyke Delta/13B/RD1C/EC2 >>> >>> >>> >>> >>> -------------- Original message from Bulent Aliev >>> : -------------- >>> >>> >>> > I need a second opinion on the ammeter setup for the Ivo prop. >>> John >>> > Slade is using the centering kind. I think it should be one sweep >>> > from 0-15 or 0-20A? Anyone else using the same setup, please >>> let me >>> > know the details. >>> > Buly >>> > http://tinyurl.com/dcy36 >>> > >>> > >>> > >>> > >>> > -- >>> > Homepage: http://www.flyrotary.com/ >>> > Archive and UnSub: http://mail.lancaironline.net/lists/flyrotary/ >> >> Buly >> http://tinyurl.com/dcy36 >> >> >> >> >> -- >> Homepage: http://www.flyrotary.com/ >> Archive and UnSub: http://mail.lancaironline.net/lists/flyrotary/ > > > > -- > Homepage: http://www.flyrotary.com/ > Archive and UnSub: http://mail.lancaironline.net/lists/flyrotary/ Buly http://tinyurl.com/dcy36