[sdiy] AS3394E: Practical power supply?

[cheater cheater]

On Thu, Nov 18, 2021 at 7:07 PM chris <chris at chrismusic.de> wrote:
>
> I think the word of caution is not against smps in general, but w.r.t. a
> filthy +5V going to a micro controller, including all current/voltage
> spikes coming from digital operation.
> Before you know it, you may hear something like a software LED refresh
> rate on the supply line.
>
> Chris

Are you saying the TB-303 does not have The Sound? Blasphemy!
/s