This is a proto, informally released. I'll shear it up into sections and hand them to various people.
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It's from PCBWAY. We got 5 4-layer boards and a stencil, 5 day turn, total about $200. It looks really nice.
I have some new microwave SMA connectors that will solder to the strippy things so I can TDR test them and their PCB footprints.