techmodek:
i have a a model excavator built.
Ahhh you're in UK. For some reason model construction equipment is DRASTICALLY more popular in EU than USA. I've spent a LOT of time watching vids from over your way.
But not all of us here are pure nerds. Some of us are geeks too. 
Please post pics/vids (or URLs) of what you're doing once in a while to give feedback.
This thread, I've been getting VERY valuable information as regards servo position on power-up.