4- Filter
The SID chips are equipped with a multimode resonant filter.
The filter is the analog section of the circuit and its warm/dirty sound is what give
the SID its authentic character.
4-1 Filter Modes
Press the filter button to toggle through the 4 filter states:
Off, Low Pass, Band Pass, High Pass, Low Pass+ High Pass (notch)
4-2 Cutoff
The cut knob adjusts the filter cutoff frequency
4-3 Resonance
The res knob adjusts the filter's resonance
Note: Depending on the type of SID chip installed, resonance can have more or
less effect.
5- LFO Modulation
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