Filters¶
Contents:
- 1 pole LPF for smooth parameter changes
- 1-RC and C filter
- 18dB/oct resonant 3 pole LPF with tanh() dist
- 1st and 2nd order pink noise filters
- 3 Band Equaliser
- 303 type filter with saturation
- 4th order Linkwitz-Riley filters
- All-Pass Filters, a good explanation
- Another 4-pole lowpass…
- Bass Booster
- Biquad C code
- Biquad, Butterworth, Chebyshev N-order, M-channel optimized filters
- Butterworth Optimized C++ Class
- C++ class implementation of RBJ Filters
- C-Weighed Filter
- Cascaded resonant lp/hp filter
- Cool Sounding Lowpass With Decibel Measured Resonance
- DC filter
- Delphi Class implementation of the RBJ filters
- Digital RIAA equalization filter coefficients
- Direct Form II biquad
- Direct form II
- Fast Downsampling With Antialiasing
- Formant filter
- Frequency warped FIR lattice
- Hilbert Filter Coefficient Calculation
- Hiqh quality /2 decimators
- Karlsen
- Karlsen Fast Ladder
- LP and HP filter
- LPF 24dB/Oct
- Lowpass filter for parameter edge filtering
- MDCT and IMDCT based on FFTW3
- Moog Filter
- Moog VCF
- Moog VCF, variation 1
- Moog VCF, variation 2
- Notch filter
- One pole LP and HP
- One pole filter, LP and HP
- One pole, one zero LP/HP
- One zero, LP/HP
- One-Liner IIR Filters (1st order)
- Output Limiter using Envelope Follower in C++
- Peak/Notch filter
- Perfect LP4 filter
- Pink noise filter
- Plot Filter (Analyze filter characteristics)
- Plotting R B-J Equalisers in Excel
- Polyphase Filters
- Polyphase Filters (Delphi)
- Poor Man’s FIWIZ
- Prewarping
- RBJ Audio-EQ-Cookbook
- RBJ Audio-EQ-Cookbook
- Remez Exchange Algorithm (Parks/McClellan)
- Remez Remez (Parks/McClellan)
- Resonant IIR lowpass (12dB/oct)
- Resonant filter
- Resonant low pass filter
- Reverb Filter Generator
- Simple Tilt equalizer
- Simple biquad filter from apple.com
- Spuc’s open source filters
- State Variable Filter (Chamberlin version)
- State Variable Filter (Double Sampled, Stable)
- State variable
- Stilson’s Moog filter code
- Time domain convolution with O(n^log2(3))
- Time domain convolution with O(n^log2(3))
- Type : LPF 24dB/Oct
- Various Biquad filters
- Windowed Sinc FIR Generator
- Zoelzer biquad filters