software21

Latest News

• Examining And Testing A Small Universal FDC To USB Adapter

              A few months ago...

  • Posted October 13, 2021
  • 14
• A Shorted Surround Sound Amplifier Repaired

  A friend of mine who is a repair technician contacted...

  • Posted October 13, 2021
  • 12
• Insects/Mosquitoes E-killer Saved From Waste Dump

              This Hongjian mosquitoes killer...

  • Posted October 13, 2021
  • 7
• Obtaining EEprom Bios Firmware For Deadflashed LG GDR8163B DVD-ROM Drive

                    A...

  • Posted October 6, 2021
  • 15
• A Missing Part In A Turkish Made Welding Machine Repaired

  A welding technician walked into my shop carrying his welding...

  • Posted October 6, 2021
  • 12
• Makita Charger Repair

              I got this dead...

  • Posted October 6, 2021
  • 10
• Equivalent Series Resistor (ESR) Value in Electrolytic Capacitors 

                Equivalent series resistor...

  • Posted September 29, 2021
  • 39