<div dir="ltr"><div>There is a voltage controlled implementation of a tilt eq in the delay section of the Shruthi Yellow Magic edition...</div><div><br></div><a href="https://mutable-instruments.net/archive/schematics/Shruthi-Analog-LP2Delay-v02.pdf">https://mutable-instruments.net/archive/schematics/Shruthi-Analog-LP2Delay-v02.pdf</a>  <br></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Thu, 21 May 2020 at 06:08, Phillip Gallo <<a href="mailto:philgallo@gmail.com">philgallo@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div dir="ltr"><br></div><div>Maybe you've seen this EDN Design Idea:</div><div><br></div><div dir="ltr"><a href="https://www.edn.com/implement-an-audio-frequency-tilt-equalizer-filter/" target="_blank">https://www.edn.com/implement-an-audio-frequency-tilt-equalizer-filter/</a></div><div dir="ltr"><br></div><div>p</div><div dir="ltr"><br></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Wed, May 20, 2020 at 7:06 AM Tom Bugs <<a href="mailto:admin@bugbrand.co.uk" target="_blank">admin@bugbrand.co.uk</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">There's also a bit in Doug Self's Small Signal book - pages 269-271<br>
Very slightly different circuit-wise -  he also terms it 'tone-balance' <br>
or tilt.<br>
<br>
Best, Tom<br>
<br>
On 20/05/2020 13:35, Paul Perry wrote:<br>
> Rod Elliott has this covered. Section 10 on this page:<br>
> <a href="https://sound-au.com/articles/eq.htm" rel="noreferrer" target="_blank">https://sound-au.com/articles/eq.htm</a><br>
><br>
> paul perry Melbourne Australia<br>
><br>
> ------ Original Message ------<br>
> From: "ulfur hansson" <<a href="mailto:ulfurh@gmail.com" target="_blank">ulfurh@gmail.com</a>><br>
> To: "synth-diy mailing list" <<a href="mailto:synth-diy@synth-diy.org" target="_blank">synth-diy@synth-diy.org</a>><br>
> Sent: 20/05/2020 10:22:46 PM<br>
> Subject: [sdiy] “tilt” circuit<br>
><br>
>> hello list,<br>
>><br>
>> 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...<br>
>><br>
>> 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.<br>
>><br>
>> 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?<br>
>><br>
>> hope you all are safe and well,<br>
>> -ulfur<br>
>><br>
>> Sent from outer space<br>
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