Advantest R8240 Digital Elektrometer + Omron Z3GB optical GP-IB Link

Advantest R8240 Digital Electrometer Powers On Tested As-Is

Advantest R8240 Electrometer

Advantest R8240 Digital Electrometer, with 10 fA Resolution

ADVANTEST R8240 Digital Electrometer

ADVANTEST R6441B Digital Multi Meter DMM 2set Used Excellent+++ Condition

HP4140A picoAmp, I-V, C-V TESTED MOSFET leakage Gate capacitance meter with GPIB

Hewlett Packard HP Model 436A Power Meter with OPT 022 - GPIB Interface