The two-stage K-weighting pre-filter for ONE channel (Annex 1, ยง2). Holds the cascade of the Table 1 high-shelf followed by the Table 2 RLB high-pass and preserves IIR state across blocks.
Apply both K-weighting stages to one sample (Annex 1, Figs 3-4).
The two-stage K-weighting pre-filter for ONE channel (Annex 1, ยง2). Holds the cascade of the Table 1 high-shelf followed by the Table 2 RLB high-pass and preserves IIR state across blocks.