On 10/30/2023 6:51 PM, [email protected] wrote:

I have chips that have been stuck in the black anti-static foam for years and the legs are still nice and shiny. (Just checked). Perhaps it is a particular brand of foam?

ditto here.  While I think the tub idea is probably the best (creates a Faraday cage around the ICs), I'd recommend steering clear of the foam on the right (the lighter colored stuff). Though some of of is static dissipative, it can be hard to discern, and it could just be regular foam that has no static dissipative coating. The black foam is conducting foam (a bit of carbon baked into the foam), which keeps all pins at the same voltage potential.


Jeff Birt

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