Did you guys notice the (pricey) robot on the same site?
http://www.servocity.com/html/robonova-1.html
> Doug wrote:
>
>> At the tank expo, the experienced builders recommended that I use a much
> more powerful servo to control my marker elevation. I'm thinking about
> using
> one of these:
>
> I'm using a Hobbico CS-80 jumbo servo in the Cromwell for elevate. So far
> it's working well. Make sure your marker is properly counter sprung or
> weighted.
>
> http://www2.towerhobbies.com/cgi-bin/wti0001p?&I=LXLN93&P=0
>
>
> Steve Tyng
>
>
>