i inhareted a 15020 proto trak and it didn't come with an operating manual, i know it can be more than a dro. any one have a manual for sale or rent?

I'm not familar with your model, but I bought a Proto Trac Plus manual from them a few years ago. It cost around 35 bucks.

Steve.

check on the web southwesternindustries/.com the software is fairly simple I have been using a proto trac for 15 years you willl learn to love it any ? sent me a e mail at Robert.gcopeland@ngc.com