Skip to content

SD Perry

  • CNC 3018 Pro Router
  • Joule Thief
  • Tronxy P802M

Recent Posts

  • CR2032 Simulator
  • 18650 Battery Shield Keep Alive Circuit
  • Tronxy P802M: Final Upgrade
  • CNC 3018 Pro Router: Adding Endstops
  • CNC 3018 Pro Router: Build, Setup, and Thoughts

Archives

  • January 2021
  • November 2020
  • October 2020
  • September 2020
  • August 2020
  • July 2020
  • June 2020
  • May 2020
  • July 2019
  • May 2019
  • April 2019
  • March 2019
  • February 2019
  • January 2019
  • September 2018
  • March 2018
  • December 2017
  • August 2017
  • June 2017
  • May 2017
  • April 2017
  • March 2017
  • January 2017
  • December 2016
  • November 2016
  • October 2016
  • August 2016
  • June 2016
  • February 2016
  • January 2016
  • September 2015
  • May 2015
  • April 2015
  • December 2014
  • November 2014

Categories

  • 3018 Pro
  • 3D printing
  • Audio
  • Base Convert
  • Electronics
  • Joule Thief
  • Keithley
  • Metalworking
  • MSP430
  • Office Prank
  • Pen Cycler
  • Repair
  • Review
  • Uncategorized
  • Yo-Yo
  • ZMR250

Recent Comments

Ron Mendoza on Tronxy P802M: Controller Upgra…
Sam Perry on Matrix Technology MPM-1010 Dig…
Tony Fleming on Matrix Technology MPM-1010 Dig…
Sam Perry on Tronxy P802M: Controller Upgra…
Bruce on Tronxy P802M: Controller Upgra…

Meta

  • Register
  • Log in
  • Entries feed
  • Comments feed
  • WordPress.com

Month: January 2019

Benchtop DMM Keithley 177 and Keithley 179 Repair

I picked up two used Keithley benchtop digital multimeters from eBay that are in need of repairs. They were sold as working but as is often the case with eBay sellers who are unfamiliar with measurement equipment, they both have some issues that I intend to fix in this short article.

Read More Benchtop DMM Keithley 177 and Keithley 179 Repair
Blog at WordPress.com.