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A comment on The Mars Helicopter Is Online and Getting Ready to Fly. Parent comment

Re:The Mars Helicopter Is Online and Getting Ready to Fly by Dylan16807 on Sunday February 28, 2021 @07:29PM (#26298475)
> A consumer chip is a lot more likely to be permanently damaged by a "silver bullet" cosmic ray, though.

How much more likely? Are the odds all that high over the mission duration?

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Re:The Mars Helicopter Is Online and Getting Ready to Fly by ericbarrett on Monday March 01, 2021 @04:08PM (#26308428)
I don't have any numbers for you, but here's a starting source: https://hps.org/publicinformation/ate/q11162.html

Most of my knowledge of the subject is from a friend who did his PhD dissertation on it; specifically, triply-redundant adder circuits for single-bit operations, allowing for some rad-hard chip designs using regular foundry processes.

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