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Why Are Printed Circuit Boards Usually Green? (2017)

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Re: Why Are Printed Circuit Boards Usually Green? (2017)

#2
Interesting example of a place where a small but meaningful advantage in a manual application (reduced eye strain during visual inspection) leads to a larger, nearly insurmountable advantage in a world where the task has been largely automated thanks to preexisting R&D/economies of scale. I expect we will see more and more of this in the coming decades across multiple industries.

Anything else fit this pattern today?

Re: Why Are Printed Circuit Boards Usually Green? (2017)

#6
One of my startups was purchased by QLogic, which made PCI cards in bulk. One of their corporate standards is that prototypes have red PCBs, to prevent them ever being mixed together with production parts. These days I have some friends who have a particular debit card that's the same color of red. Every time I see it, I twitch.

Re: Why Are Printed Circuit Boards Usually Green? (2017)

#7
post #5

Somewhere in the early 3D video card years, I took one out of the box and the PCB was red! Blew my mind. I want to say it was a Diamond card but I'm not 100% sure.

I have a GeForce 2 which is red, I think it's the earliest non-green card in my collection (2000-ish).

Re: Why Are Printed Circuit Boards Usually Green? (2017)

#10

One of my startups was purchased by QLogic, which made PCI cards in bulk. One of their corporate standards is that prototypes have red PCBs, to prevent them ever being mixed together with production parts. These days I have some friends who have a particular debit card that's the same color of red. Every time I see it, I twitch.

I wonder if this is also why a lot of boards from eg sparkfun are red.
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