Keithley 238 High Current Source Measure Unit

Keithley 238 High Current Source Measurement Unit - CALIBRATED!

Keithley 616 Digital Electrometer & 6169 Ion Chamber Interface

Keithley 4200-PA Remote PreAmp Used

7078-TRX-3 Triax Cables for Keithley 236, 237,238,2636,2636A (4 in stock)

Keithley 617 Electrometer Tested Powers On Panel Works As-Is

Keithley 238 High Current Source Meter (2 in stock)

Keithley 238 High Current Source Meter, (bad GPIB holding lug)