X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from nm12.bullet.mail.sp2.yahoo.com ([98.139.91.82] verified) by logan.com (CommuniGate Pro SMTP 5.4c2a) with SMTP id 4832011 for flyrotary@lancaironline.net; Sun, 30 Jan 2011 22:28:55 -0500 Received-SPF: softfail receiver=logan.com; client-ip=98.139.91.82; envelope-from=echristley@nc.rr.com Received: from [98.139.91.67] by nm12.bullet.mail.sp2.yahoo.com with NNFMP; 31 Jan 2011 03:28:20 -0000 Received: from [98.139.91.16] by tm7.bullet.mail.sp2.yahoo.com with NNFMP; 31 Jan 2011 03:28:20 -0000 Received: from [127.0.0.1] by omp1016.mail.sp2.yahoo.com with NNFMP; 31 Jan 2011 03:28:20 -0000 X-Yahoo-Newman-Id: 262717.39455.bm@omp1016.mail.sp2.yahoo.com Received: (qmail 95450 invoked from network); 31 Jan 2011 03:28:20 -0000 Received: from [192.168.1.1] (echristley@98.69.179.161 with plain) by smtp126.sbc.mail.sp1.yahoo.com with SMTP; 30 Jan 2011 19:28:19 -0800 PST X-Yahoo-SMTP: 40RP3pGswBDvPav1a.I8eMv.KS8bdgWBnCloVoKaow-- X-YMail-OSG: 315V5OMVM1nr5c.0CBM.T7U8BjyK4TLhY3LnV_XSzdyBJ7R r_UDrQ1zih..5WmYesWBDKYQC49WGKUeQHETEsC2FXSdKsAXHeDCf0iMJOmK g_Ug8XHvapXGxeu0c0mPAVh0Z3ECoJu5XmDuRPBmMVv0sNo4VyVZJS2KLLft COTiYh7Vtvk4Vt1xq_m4Vd0oHDI6JCQPNUO.dU7YMvLkh5YR8PcjYtRrUpqf p X-Yahoo-Newman-Property: ymail-3 Message-ID: <4D462E86.5070006@nc.rr.com> Date: Sun, 30 Jan 2011 22:37:42 -0500 From: Ernest Christley Reply-To: echristley@att.net User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.1.14) Gecko/20101006 Thunderbird/3.0.9 MIME-Version: 1.0 To: Rotary motors in aircraft Subject: Re: [FlyRotary] Re: Back up air turbine References: In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit On 01/30/2011 06:50 PM, Dustin Lobner wrote: > The small version (6 amps) is $800. That's not (as) bad. > > Dustin Once you add in the complexity and maintenance requirements, and then compare it to the utility and cost of an equal weight of lead acid battery, I would say that it is just as bad.