For example: Agilent E4440A or Anritsu 68369
Function/Arbitrary Waveform Generators
Keysight / Agilent N5106A
PXB Baseband Generator and Channel Emulator
Manufacturer: Keysight / Agilent
Keysight / Agilent N6030A
Arbitrary Waveform Generator, 15-Bit, 1.25 GS/s
Manufacturer: Keysight / Agilent
Keysight / Agilent N6031A
Arbitrary Waveform Generator, 10-Bit, 1.25 GS/s
Manufacturer: Keysight / Agilent
Keysight / Agilent N6032A
Arbitrary Waveform Generator, 15-Bit, 625 MS/s
Manufacturer: Keysight / Agilent
Keysight / Agilent N6033A
Arbitrary Waveform Generator, 10-Bit, 625 MS/s
Manufacturer: Keysight / Agilent
Keysight / Agilent N8241A
Arbitrary Waveform Generator Synthetic Instrument Module, 15-Bit, 1.25 GS/s or 625 MS/s
Manufacturer: Keysight / Agilent
Keysight / Agilent N8242A
Arbitrary Waveform Generator Synthetic Instrument Module, 10-Bit, 1.25 GS/s or 625 MS/s
Manufacturer: Keysight / Agilent
Instek SFG-1013
Instek SFG-1013 3MHz DDS Function Generator with Voltage Display
Manufacturer: Instek