TestEquipment

The goal is not to have all of the test equipment, or none, but to have the right test equipment.

Footprint is important.

Specific Equipment

Vector Network Analyzers

• https://theamphour.com/533-microwave-measurement-with-joel-dunsmore/ Amp Hour 533 "Cables are Dogs". Dogs, and V**NAs huh...? ugh. There is a book written by this fellow that would be worth reading. As noted in the podcast, the first couple chapters are theory, the second half(?) of the book is solving practical problems with VNAs.
• https://www.eevblog.com/forum/rf-microwave/inexpensive-cal-standards/ - Notes on Cals

Tips/Techniques

Output of equipment at 0 Volts

https://www.eevblog.com/forum/testgear/itech-it6121-precision-power-supply-always-display-a-tiny-reading/msg5424086/#msg5424086

Try to Support Local Businesses

If there is a vendor of a tool or TE near you, then buy from them.