[sdiy] “tilt” circuit

Phillip Gallo philgallo at gmail.com
Wed May 20 22:04:48 CEST 2020


Maybe you've seen this EDN Design Idea:

https://www.edn.com/implement-an-audio-frequency-tilt-equalizer-filter/

p


On Wed, May 20, 2020 at 7:06 AM Tom Bugs <admin at bugbrand.co.uk> wrote:

> There's also a bit in Doug Self's Small Signal book - pages 269-271
> Very slightly different circuit-wise -  he also terms it 'tone-balance'
> or tilt.
>
> Best, Tom
>
> On 20/05/2020 13:35, Paul Perry wrote:
> > Rod Elliott has this covered. Section 10 on this page:
> > https://sound-au.com/articles/eq.htm
> >
> > paul perry Melbourne Australia
> >
> > ------ Original Message ------
> > From: "ulfur hansson" <ulfurh at gmail.com>
> > To: "synth-diy mailing list" <synth-diy at synth-diy.org>
> > Sent: 20/05/2020 10:22:46 PM
> > Subject: [sdiy] “tilt” circuit
> >
> >> hello list,
> >>
> >> i have been wanting to elaborate on a synth master output stage for a
> while, and these strange times have cleared up space for prototyping time...
> >>
> >> i have been thinking about a “tilt” circuit that could shift weight
> between volume on a hipass and lowpass circuit, effectively making it
> brighter or darker as you turn a single knob.
> >>
> >> of course an xfade with a hi/lopass derived from an svf could be the
> answer, but it seems rather huge for a simple idea - are there any simpler
> ways to achieve this that come to mind?
> >>
> >> hope you all are safe and well,
> >> -ulfur
> >>
> >> Sent from outer space
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