Using the TinySA as a sweep generator (there is a trigger output! read pinned comment below)

Yes, the $70 TinySA can function as a sweep generator.   However, it may require a little hardware hacking  to get an x-axis sweep voltage.
Purchase at Amazon:  https://a.co/d/e2xUlow
Details on the modification: https://groups.io/g/tinysa/message/3220

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