For example: Agilent E4440A or Anritsu 68369
Berkeley Varitronics Systems Spectrum Analyzers
Berkeley Varitronics Systems BumbleBee 2.4 GHz
Spectrum Analyzer
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Manufacturer: Berkeley Varitronics Systems
Berkeley Varitronics Systems BumbleBee 4.9 GHz
Spectrum Analyzer
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Manufacturer: Berkeley Varitronics Systems
Berkeley Varitronics Systems BumbleBee 5 GHz
Spectrum Analyzer
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Manufacturer: Berkeley Varitronics Systems
Berkeley Varitronics Systems BumbleBee 900 MHz
Spectrum Analyzer
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Manufacturer: Berkeley Varitronics Systems
Berkeley Varitronics Systems BumbleBee-EX
Spectrum Analyzer
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Manufacturer: Berkeley Varitronics Systems