REFLECTOR:Static Port

Scott Derrick reflector@tvbf.org
Fri, 04 Jul 2003 14:12:59 -0600


Ok, let me get this straight...

Raising the bump will raise the static pressure thus lowering your 
indicated airspeed?

Lowering the bump will lower the static pressure thus raising your 
indicated airspeed?

Scott


Wayne Owens wrote:
> Applying a layer of duct tape over the bump should make it read higher.
> Sanding it off about 0.015 inch at a time should lower your indicated
> airspeed.
> Wayne
> ----- Original Message ----- 
> From: "Scott Derrick" <scott@tnstaafl.net>
> To: <reflector@tvbf.org>
> Sent: Thursday, July 03, 2003 10:25 PM
> Subject: REFLECTOR:Static Port
> 
> 
> 
>>In this months Sport Aviation there is an article on how to calibrate
>>your airspeed indicator.  The article mentions that the most often
>>problem with incorrect airspeed indicators is the static port not
>>providing a true static pressure.
>>
>>I'm sure mine is off at cruise speeds. I think it reads a lower pressure
>>than it should thus causing the airspeed indicator to register a higher
>>indicated speed than it should.
>>
>>I have the standard 3 tiny holes in a vertical pattern  with a small
>>aluminum block in front of the holes.   This is located about 10 inches
>>below the pilot side elevator on the fuselage.
>>
>>Any body else determine theirs was not optimal?  Any easy fixes?
>>
>>Scott
>>
>>
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