14:27

#597 Spectrum Analyzer Basics (part 1)

27:59

Mr Carlson's Super probe construction and testing

34:10

#105 Tektronix 492 Part 1(4)

40:27

Make A Circuit Board, At Home!

13:40

EEVblog #575 - DIY 1970s Spectrum Analyser

28:12

Marconi TF2370 Spectrum Analyzer 110MHz 1976 test teardown

9:49

The Cheapest Near Field EMI Probes from Amazon

43:26

54 - Building A Return Loss Bridge