For example: Agilent E4440A or Anritsu 68369
BK Precision
BK Precision 1760A
DC Power Supply, (2) 30 V/2 A; 6.5 V/5 A, 150 W, Triple Output
Category: DC Power Supplies
BK Precision 1761
DC Power Supply, (2) 35 V/3 A; 6.5 V/5 A, 175 W, Triple Output
Category: DC Power Supplies
BK Precision 1770
DC Power Supply, 35 V/3 A; 17.5 V/6 A, 210 W, Programmable
Category: DC Power Supplies
BK Precision 1780
DC Power Supply, 18 V,4 A, 72 W, Dual Output, Programmable
Category: DC Power Supplies
BK Precision 1785B
0-18VDC, 0-5A, Programmable DC Supply w/RS232 Interface
Category: DC Power Supplies
BK Precision 1786B
0-32VDC, 0-3A, Programmable DC Supply w/RS232 Interface
Category: DC Power Supplies
BK Precision 1787B
0-72VDC, 0-1.5A, Programmable DC Supply w/RS232 Interface
Category: DC Power Supplies
BK Precision 1856D
3.5 GHz Multifunction Counter (Frequency, Period, Totalize)
Category: Counters/Timers
BK Precision 2620A
0.15MHz - 500MHz, Spectrum Analyzer (w/Tracking Gener)
Category: Spectrum Analyzers