[sdiy] what opamp for "warmth"? (I know, I know...)

Chris McDowell declareupdate at gmail.com
Tue Apr 4 16:42:38 CEST 2023


Thirded! Tanh lookup is tasty. An OTA is essentially the same thing, but more laborious to tune. 


> On Apr 4, 2023, at 9:37 AM, Chris Rogers via Synth-diy <synth-diy at synth-diy.org> wrote:
> 
> On Tue, Apr 4, 2023 at 7:33 AM <rburnett at richieburnett.co.uk <mailto:rburnett at richieburnett.co.uk>> wrote:
> Is the digital effect your own design?  If so, why not experiment with 
> additional digital processing to generate the warmth you're after.
> 
> -Richie,
> 
> Seconded -- e.g. the tanh function provides a nice warm gain-dependent distortion, and can be easily implemented as a lookup table.
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