Guitar Jam and mixers

Two of my students wanted to do a improv Guitar Jam while at the same time trying out the mixer , and microphones they set up. So in the name of alternative education testing we are going jam on blogtalkradio. Hope to have some funLessons learned (1) turn OFF control room  EFTX switch [push button down](2) turn down gain/volume knob of control room EFTX knobshould prevent sounding like being a barrell