Phantom TD-2X Spectrum analyzer

HP 141T Spectrum Analyzer interconnecting cable HP 08443-60009 ( HP 8443A/B ) -

Sencore FS74A TV-RF Signal Analyzer

Magic Eye 6E1 /6E2 Tube VU Meter Driver Board Stereo Audio Sound Level Indicator

HP Agilent Keysight 8590A Spectrum Analyzer (10kHz-1.5GHz)

HP Hewlett Packard 8591E Spectrum Analyzer 9kHz 1.8GHz W/Tracking Gen. See Desc.

TinySA ultra spectrum analyzer

HP 8566B Microwave Spectrum Analyzer 22GHz Opt 462 w/ 85662A Display Cables