So I kept forgetting to bring my glasses to the studio. I still have lots of things to do. Well putting a hole in a cheap measurement is the way to go for quick measurements.
hole
Improvised DIY diode ( over complicated )
Building your own diodes During World War I, soldiers in the field made their own radios to listen to programs for entertainment and news. They had access to wire from broken down vehicles, and telephone receivers, but they did not have modern solid state diodes in little glass tubes. However, it is surprising to find out just how many ordinary objects can act as a diode, letting current flow one…