Gearsupply × L-Acoustics CPO K1 Systems
Gearsupply and L-Acoustics have partnered to offer Certified Pre-Owned K1 & K1-SB Systems

Speak with our GearGuru specialists to find the perfect gear for your next show.
The role of amplifiers in the professional audio-visual domain is undeniable. They are indispensable assets in live concerts, corporate events, tours, and AV installations, serving as the linchpin of the sound system. Amplifiers escalate the low-level audio signal from a mixer or source device to a level potent enough to drive loudspeakers. This category encapsulates a broad spectrum of products, ranging from compact amplifiers utilized for smaller events or installations to large-format power amps that are instrumental in powering concert sound systems. Industry-trusted brands like Crown, QSC, Lab Gruppen, and Powersoft are prominent in this realm, with models such as the QSC PLX Series and the Crown I-Tech Series being sought-after for their consistent performance in professional environments. The selection of amplifiers is contingent on a host of technical aspects, including matching the amplifier's power output with the speakers' power handling capacity, ensuring impedance load compatibility, and checking the amplifier's distortion (THD) and signal-to-noise ratio. Many amplifiers also come equipped with in-built signal processing capabilities such as EQ, crossover, and limiting, providing additional command over the audio output. For live event production companies, corporate AV teams, and AV installation integrators, opting for the appropriate amplifier is crucial, not only for achieving the desired sound quality but also for averting potential damage to the speaker system. For performance venues, a well-matched and accurately configured amplifier can significantly enrich the overall acoustic experience, fortifying the venue's repute for excellent sound. In essence, amplifiers are critical to the successful propagation of sound, making them fundamental for professionals in live event or installed AV settings.