[PD] vcf~ producing output without input for 0Hz cutoff?

[Peter P.]

* Alexandre Torres Porres <porres at gmail.com> [2024-04-10 22:19]:
> the problem is your input, with a DC component (0 hz). This doesn't seem to
> happen with [osc~] and seems like normal behaviour and not something to be
> documented

I see, phasor~'s waveform is not symmetric around 0, good point. But why
will vcf~'s output evnetually decay to -inf dB for a cutoff of 1Hz but
not for a cutoff of 0Hz?