Silencing a Cisco 2951 (for where ever silence may be required)
Silencing a Cisco 2911 router for home use
Converting an IBM PC 5150 “Model A” black 115V power supply to 230V
After several weeks of head scratching, I can now power up my U.S. model IBM PC 5150, after converting its power supply from 115V input to 230V. Full details here.