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.
De-Essers are a specialized type of audio processing equipment, adept at reducing the prominence of 'sibilant' sounds (like 's' and 'sh') in vocal recordings. Professional De-Essers gear is widely used in live events, concerts, corporate AV production, and installed AV settings to ensure clear, unblemished sound quality. Brands such as dbx, Behringer, and Waves lead the market, offering popular models like the dbx 286s, Behringer MDX2600 Composer Pro-XL, and Waves Renaissance DeEsser. High sibilance can cause distortion or discomfort for listeners, compromising the overall audio experience. De-Essers play a crucial role in minimizing this issue by dynamically attenuating high-frequency content when sibilance is detected. Technical considerations when choosing a De-Esser include the unit's frequency range, threshold, ratio, and attack/release times. Factors like the type of event, size of the venue, and the audio system in use also influence the choice. For instance, large conferences or concerts with high ambient noise levels might require more robust De-Essing capabilities. De-Essers are not a luxury but an essential component in professional audio setups, contributing significantly to the delivery of clean, listener-friendly audio.