[sdiy] 45 vs. 90 degree pcb traces

Kylee Kennedy kmkennedy at gmail.com
Sun Feb 16 19:16:06 CET 2020


I know the comment about electrons not liking corners was in jest but you
don’t want 90 degree angles on your PCB designs due to the chance they
could become acid traps when the boards are made.

https://electronics.stackexchange.com/questions/445614/what-is-an-acid-trap

Now back to my TB-303,
Kylee

On Friday, February 14, 2020, Didrik Madheden <nitro2k01 at gmail.com> wrote:

> Jimmy Moore <jamoore84 at gmail.com> wrote:
> >
> >(Notable exceptions being RF, high speed, or high voltage layouts)
> >
> >This and another
> ><https://electronics.stackexchange.com/questions/
> 226582/pcb-90-degree-angles>
> >resource
> >debunk the pcb corner myth on EMI effects.
> >
> >Is there any other tangible (audible) impact this decision could have for
> >music electronics?  I think not, but I'd love to hear from other more
> >experienced engineers on this (hopefully not tiresome) topic.
> >
>
> There's a simple and tangible, although not much audible, reason to prefer
> 45 degree angles. They can be routed more tightly on the board. Of course,
> 90 degree angles will still be perfectly fine in every non-critical
> situation.
>
> /Didrik
>
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