Earl Bollinger wrote:

Before you get too excited, I'd check to see if they are still in business
first.
I beleive they closed their doors last summer.
There still might be some that you can get though.

Yes, they failed for bankrupcy in March or April of 2002.

You can often get RL800s on eBay for about $500, the RL500s for maybe
half that.

-- Gordon
Author: Constructing Robot Bases,
Robot Builder's Sourcebook, Robot Builder's Bonanza