For example: Agilent E4440A or Anritsu 68369
Keysight / Agilent Waveform Monitor
Keysight / Agilent 33511B
Waveform Generator, 20 MHz, 1-Channel with Arb
Manufacturer: Keysight / Agilent
Keysight / Agilent 33521B
Waveform Generator, 30 MHz, 1-Channel with Arb
Manufacturer: Keysight / Agilent
Keysight / Agilent 86116A
53 GHz optical / 63 GHz electrical module
Manufacturer: Keysight / Agilent