The SOS Guide to Live Sound

Chapter OneDrivers and Loudspeakers

 

Without loudspeakers there would be no PA systems and no guitar amplifiers, so any discussion of live sound really needs to kick offwith a close look at these vital components, but I promise not to get too technical. Although there have been some departures from the most commonly employed ‘moving-coil’ speaker principle, such as the electrostatic speakers that have enjoyed popularity in hi-ficircles, the overwhelming majority of live-sound loudspeaker systems use a moving-coil system that has changed little in principle over the best part of a century—although the designs have become much more efficient. ...