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Isn't field elevation the elevation at the ARP (Airport reference
point), and not designated by the layout of the runways/ taxiways etc
Stan

On Sun, 22 Sep 2002 14:13:39 GMT, "Kobra" <nowhereman@nospam.com>
wrote:



>But remember that the field elevation is at the highest point near the
>center of the runway(s). I think...hmmm.
>Kobra
>
>
>
>"Gerry Preston" <gpreston24@comcast.net> wrote in message
>news:3D8D04CF.9040005@comcast.net...
>> The elevation at my home field of Sarasota, FL is about 25 feet.
>> Whenever I dial in the local altimeter setting, the altimeter reads
>> about minus 35 feet.
>>
>> During instrument training, my CFII said "Don't worry about it; you only
>> need to be within 75 feet to be legal." On my check ride, the DE said
>> two things--first, I should set the altimeter to field elevation, note
>> the difference between the Kollsman window and ATIS altimeter setting,
>> and use that as a correction factor when receiving altimeter settings
>> in flight. Secondly, he also said that on the lower left side of the
>> altimeter I could go in with a small jeweler's screwdriver and calibrate
>> the instrument to field elevation.
>>
>> After searching newsgroup posts, I think the examiner may be wrong on
>> both counts. One post pointed out that the altimeter calibration curve
>> is really nonlinear as altitude varies. It seems to me that fact in
>> itself would indicate I should either leave well enough alone or take it
>> to the avionics shop and ask them to calibrate it. BTW, this plane was
>> delivered from Cessna just 10 months ago.
>>
>> What do you all think? Follow DE's advice (#1 or #2), take it to the
>> shop, or leave it as is?
>>
>> Gerry Preston PP-ASEL IA
>> N5126J
>> SRQ
>>
>

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