[sdiy] 45 vs. 90 degree pcb traces

Harry hbissell at wowway.com
Fri Feb 14 20:08:02 CET 2020



Sent from my iPhone

> On Feb 14, 2020, at 1:50 PM, Jimmy Moore <jamoore84 at gmail.com> wrote:
> 
> 
> This came up on the AH "behringer RD-6" thread:
> 
> >>Until the PCB traces are curvy (like on a 2600 or SEM) it's never going to sound authentic.   Electrons don't like corners.
> 
> I had picked up similar folk knowledge from my first engineering job working alongside techs, EE's, and designers.  I went looking for a more technical explanation on why this is the case, and it turns out it is NOT: 
> 
> https://resources.altium.com/pcb-design-blog/pcb-routing-angle-myths-45-degree-angle-versus-90-degree-angle
> 
> (Notable exceptions being RF, high speed, or high voltage layouts)
> 
> This and another 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.
> 
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