Keithley 619 2-Channel Electrometer Repair and Calibration
I wanted something entertaining for the holidays, but got another easy repair with this Keithley 619 dual channel 5 1/2 digit Electrometer / Multimeter. The loud fan and the accessible, modular construction are a statement: "I am a scientific/industrial instrument." EPROM dump: https://drive.google.com/file/d/0B6S_...

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