An Intel Celeron 1200 CPU with a missing data pin and ripped substrate pad was successfully repaired by Bits und Bolts through careful soldering of a donor pin from another chip. The repaired processor booted successfully and was then overclocked by 33% to 1,600 MHz.
A DIY Covox Speech Thing clone designed for practice in PCB design and soldering. The project features adjustable low-pass filtering via switches, parallel port connectivity, and two board variants with flexible component values for audio output customization.