hforsten @hforsten.com · Mar 24

This turned out to be slightly more difficult than I first thought. Foil tears easily and even a small tear will affect the isolation. It might require multiple layers to get a tear free lining. Foil also needs to be glued down so that it doesn't move around or it will increase drift of the VNA.

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@ianjohnbuckley.bsky.social · Mar 24

Thought about trying a copper/silver conductive paint? MG Chemicals has a large range of options...for example mgchemicals.com/category/con...

@spatialillusions.com · Mar 24

Spray glue and a plastic bag over connected to your vacuum cleaner to create an improvised vacuum bag, should make the foil stick to it.

xlengineer1 · Mar 24

And what about the heat? Does the components heat up too much?

K

@kxbaird.bsky.social · Mar 25

This won't help with the heat, but could help with creating a conductive surface in the cavities all3dp.com/1/electropla...