Profile: Source Technologies is a provider of loudspeaker systems. Our product line includes in-wall speakers, sub-woofers, Coherent Pulse&trade, bookshelf and mini speakers, on-wall rear surround speakers and floor standing loudspeakers. Our Coherent Pulse is used to combine the power of a dynamic speaker with the coherence of a planar or electrostatic. Our sub-woofer features proprietary extended line, multi-duct line and linear bass. Our bass output vent is designed to accommodate heating and air conditioning floor registers.