[TowerTalk] Where can I get a *simple* *cheap* anemometer for tower

[Alan NV8A]

On 05/09/07 09:36 pm Rick Karlquist wrote:

> I would like to monitor wind speed using a simple
> cup anemometer to determine when it is time to
> crank down the tower.  In looking for anemometers,
> I have only found extremely expensive solutions that
> indicate wind direction as well as speed, and require
> a complete "weather station" in the shack, and even then, no
> analog wind speed output voltage.  All I want is a cup
> assembly connected to a velocity to voltage transducer
> (tachometer sensor).
> 
> I found a source of anemometer cup assemblies at a
> place called Forcefield.  I am about ready to build
> my own anemometer out of an old hard drive motor,
> but I thought I would ask what other people with tower
> anemometers are using (I know you are out there...)
> before embarking on this science project.


I've been thinking about the same thing, so please send your suggestions 
to the list instead of just to Rick.

73

Alan NV8A