How to Mic a Guitar Amp For Live Sound
By Keith Dean If you're playing a gig on a big stage, outdoor festival, arena, or large venue, you're probably going to be faced with having to run your guitar amp into the PA system. The purpose of this, of course, is so that your guitar will be heard in a situation where the amp alone is not enough. There are also times, even in a smaller, low volume venue, that running the guitar amp through the PA is a good idea, just to add some "presence", and to fill out the overall mix of the band. When you find yourself in this situation, you really have two options. 1. Run a "line out" of the amp to the PA 2. Place a microphone on the amp Line Out Many amplifiers will have an output jack in the back labeled "line out", or something similar. This jack outputs a "line level", non-powered signal that can be fed to a PA system or recording device. This signal is "post" amplifier, but "pre" speaker and, as a r...