Mailing List flyrotary@lancaironline.net Message #23226
From: Charlie England <ceengland@bellsouth.net>
Subject: Re: [FlyRotary] Re: EC2 dual power feeds
Date: Mon, 06 Jun 2005 20:22:39 -0500
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
Unfortunately, dead is not the only possible failure mode.

Ian Dewhirst wrote:

Technically the failed CPU is off ;-)  I thought the pilot was the third CPU.

    -----Original Message-----
    From: Rotary motors in aircraft
    [mailto:flyrotary@lancaironline.net]On Behalf Of al p wick
    Sent: Monday, June 06, 2005 8:17 PM
    To: Rotary motors in aircraft
    Subject: [FlyRotary] Re: EC2 dual power feeds

    FWIW, I disagree .
    -al
         On Mon, 6 Jun 2005 19:07:14 -0500 "Wendell Voto"
    <jwvoto@itlnet.net <mailto:jwvoto@itlnet.net>> writes:

         
            In order to have truly redundant EC2s would require a 3rd
            CPU to monitor the two controllers and automatically
            switch the failed unit off.  Then what is going to monitor
            the 3rd computer?
            Wendell

         

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