PA. Short for public address system, a PA is your basic sound amplification device. Consisting of amplified speakers and a mixer, the PA will be used to run the vocals and will also be the secondary amplification of all of the other instruments. It will also be used to play any music you may have whilst the band isn't playing. Depending on the size of the band and the size of the venue, PIPA MEKANIKAL you are probably going to need a lot of microphones. It's probable that your venue will have a...