Elwood Francis, guitar tech for ZZ Top’s Billy Gibbons, gives Premier Guitar a rig rundown. The rig includes two RJM Music RG-16 audio/function (loop) switchers. You’ll see the RG-16s about 8min 30 seconds into the video.

We’ve been asked by customers to post some rig diagrams. We do have them on the http://rjmmusic.com/rg16.php but they are a bit hidden under the manual/info tab. Please send us your own rig wiring diagrams under comments! A simple rig – 4 pedals, 1 amp Guitar rig with 8 pedals Guitar rig with 4 pedals, 2 [...]

When building a rack-based guitar rig, it’s more likely than not you’re going to end up with a ground loop or two, which results in a lot of annoying hum. There’s always a solution to these problems, but sometimes tracking them down can take a while.   One frequent cause of ground loops is the [...]

There’s been an awful lot of interest in our Mastermind GT MIDI foot controller project, but also a tremendous amount of work left to do on it, so I’ve decided to document the development to keep people updated on our progress. New “episodes” of the Mastermind GT Chronicles will come out as we reach milestones. [...]