bx_clipper

Brainworx's bx_clipper addresses a specific need in modern mastering: loudness beyond what traditional limiting allows. Rather than compressing dynamics across the spectrum, the plugin truncates peaks above a user-defined ceiling, preserving the density of a mix while pushing perceived loudness without increasing true peak levels. This distinction matters. Where limiters control dynamics through gain reduction, bx_clipper's approach leaves the body of the mix largely untouched while managing only the problematic peaks.

The plugin offers two clipping modes. FET mode delivers smooth, relatively transparent peak management suitable for sources where artifacts must remain inaudible. Diode mode introduces progressively edgy harmonic character, useful when some intentional distortion serves the mix's aesthetic. The Knee parameter smooths the transition into clipping, allowing engineers to dial in anything from surgical peak control to more aggressive saturation.

Auto Ceiling automates threshold detection by analyzing incoming peaks and setting an optimal ceiling that maximizes loudness while sidestepping obvious distortion. Auto Trim addresses a persistent mastering workflow problem: conducting fair A/B comparisons when processed audio is substantially louder. By matching RMS levels between dry and wet signals, it prevents loudness bias from clouding critical decisions.

Dual-mono and M/S modes enable independent processing of left/right channels or mid and side information, giving stereo specialists granular control. bx_clipper functions effectively as a mastering-chain anchor, sitting after conventional limiting to capture remaining headroom. For engineers chasing competitive loudness without the pumping artifacts of over-limited mixes, it remains a legitimate creative tool.