Siemens 7KT1681

GW Instek GDM-8135

Keysight Technologies (formerly Agilent) 34461A+3446GPBU

Keysight Technologies (formerly Agilent) U2741A

Keysight Technologies (formerly Agilent) U3402A

Tenma 72-14620

Rohde & Schwarz GmbH & Co. KG R&S HM8112-3S

Keithley Instruments GmbH DMM7510.

Keysight Technologies (formerly Agilent) 34411A

Keysight Technologies (formerly Agilent) 34405A