For example: Agilent E4440A or Anritsu 68369
Avantek
Avantek 0955-0573
Microwave yig oscillator, 2.4-20 GHZ
Category: Plug In / Part / Component / Module
Avantek Y085-2219
YIG TUNED OSCILLATOR 12.0 - 18.0 GHz
Category: Plug In / Part / Component / Module