EEVblog #406 – Keithley 480 Picoammeter Teardown & CalibrationPosted on January 1st, 2013 12 comments
Teardown and calibration checking of a Keithley 480 Picoammeter Dave got from ebay.
This was supposed to be a repair and troubleshooting as well, but Murphy had other ideas.
Keithley 480 User & Service Manual
Forum Topic HERE