Repair of second HP 3458A metrology DMM
Published: 27 October 2016 What is better than 8½-digit 3458A DMM? Two of them! Repair log of 2nd unit.
Wavetek 4920M AC Voltmeter Standard restoration
Keithley 262 low thermal divider overhaul
Keithley 6514 Electrometer repair
Fluke 720A Kelvin-Varley Divider restoration
HP 4262A LCR meter restoration and testing
Agilent 4142B semiconductor SMU system repair and usage
Published: 24 March 2016 Teardown and testing of Agilent 4142B, DC parametric analyzer for semiconductor industry
Fluke 5700A calibrator review and service
Datron 4910 series DC voltage reference repair
Keithley Model 2002 8.5-digit DMM repair
Time Electronics 9823 AC-DC calibrator repair
Repair and tweaks for Fluke 845AB null-meter
Keithley Model 2304A high-speed PSU repair worklog
Datron 1281 DMM repair and calibration worklog
HP 34401A repair and calibration worklog
Published: 17 January 2016 Successful attempt of old HP 34401A 6.5-digit DMM repair. Calibration included.
Repair and review of Guildline 9330 standard resistor
Nikkor AF-S 28-70/2.8 lens repair
Published: 03 January 2016 Quick repair of stuck focusing ring on pro-grade Nikkor Zoom, AF-S 28-70mm f/2.8
TEMEX Rubidium frequency standard repair and Trimble GPSDO test
Published: 17 December 2015 Repair of SpectraTime LPFRS Rubidium frequency standards and calibration using Trimble 57964-80 GPSDO module
HP 3245A Universal source repair project
Published: 30 October 2015 Quick and easy repair and teardown of HP 3245A Universal source. Modifications and tweaks included.
HP 3456A digital voltmeter restoration
HP 3458A 8.5-digit metrology-grade DMM restoration
Published: 15 September 2015 Metrology-grade HP/Agilent/Keysight 3458A 8½-digit DMM repair teardown and worklog.
Repair and review of ALTERA Arria II GX FPGA Development Kit (DK-DEV-2AGX125N)
Published: 27 August 2015 ALTERA Arria II GX FPGA Development Kit (DK-DEV-2AGX125N) debug and repair for power issues.
Review and tweaks for Tektronix TLA714 logic analyzer
Published: 15 August 2015 Upgrading Tektronix TLA714 mainframe to use with current software and modules.