For example: Agilent E4440A or Anritsu 68369
Fluke
Fluke PM 2812/013
DC Power Supply, 30 V, 10 A, 60 W, Dual Output, Programmable

Category: DC Power Supplies
Fluke PM 2812/053
DC Power Supply, 30 V, 10 A, 60 W, Dual Output, Programmable

Category: DC Power Supplies
Fluke PM 2812/113
DC Power Supply, 60 V, 5 A, 60 W, Dual Output, Programmable

Category: DC Power Supplies
Fluke PM 2812/153
DC Power Supply, 60 V, 5 A, 60 W, Dual Output, Programmable

Category: DC Power Supplies
Fluke PM 2812/213
DC Power Supply, 60 V, 5 A, 60 W; 30 V, 10 A, 60 W; Dual Output, Programmable

Category: DC Power Supplies
Fluke PM 2812/253
DC Power Supply, 60 V, 5 A, 60 W; 30 V, 10 A, 60 W; Dual Output, Programmable

Category: DC Power Supplies
Fluke PM 2812/313
DC Power Supply, 60 V, 10 A, 120 W; 30 V, 10 A, 60 W; Dual Output, Programmable

Category: DC Power Supplies
Fluke PM 2812/353
DC Power Supply, 60 V, 10 A, 120 W; 30 V, 10 A, 60 W; Dual Output, Programmable

Category: DC Power Supplies
Fluke PM 2812/413
DC Power Supply, 60 V, 10 A, 120 W; 60 V, 5 A, 60 W; Dual Output, Programmable

Category: DC Power Supplies
Fluke PM 2812/453
DC Power Supply, 60 V, 10 A, 120 W; 60 V, 5 A, 60 W; Dual Output, Programmable

Category: DC Power Supplies
Fluke PM 2813/013
DC Power Supply, 30 V, 10 A, 60 W, Triple Output, Programmable

Category: DC Power Supplies
Fluke PM 2832/013
DC Power Supply, 60 V, 2 A, 120 W; Dual Output, Programmable

Category: DC Power Supplies
Fluke PM 2832/053
DC Power Supply, 60 V, 2 A, 120 W; Dual Output, Programmable

Category: DC Power Supplies
Fluke PM 2832/113
DC Power Supply, 120 V, 1 A, 120 W; Dual Output, Programmable

Category: DC Power Supplies
Fluke PM 2832/153
DC Power Supply, 120 V, 1 A, 120 W; Dual Output, Programmable

Category: DC Power Supplies
Fluke PM 2832/213
DC Power Supply, 120 V, 1 A, 120 W; 60 V, 2 A, 120 W; Dual Output, Programmable

Category: DC Power Supplies
Fluke PM 2832/253
DC Power Supply, 120 V, 1 A, 120 W; 60 V, 2 A, 120 W; Dual Output, Programmable

Category: DC Power Supplies
Fluke PM 2832/313
DC Power Supply, 8 V, 15 A, 120 W, Dual Output, Programmable

Category: DC Power Supplies
Fluke PM 2832/353
DC Power Supply, 8 V, 15 A, 120 W, Dual Output, Programmable

Category: DC Power Supplies
Fluke PM 5109
10Hz - 100kHz, Low Distortion LF Generation

Category: Function/Arbitrary Waveform Generators
Fluke PM 5110
10Hz - 100kHz, Low Distortion LF Generation

Category: Function/Arbitrary Waveform Generators