For guitar enthusiasts out there, you might want to check out this hack that involves making a power supply for your guitar pedal so you don’t have to keep using 9-volt batteries.
If you’re like me, you know how annoying it is to use up 9V batteries on your guitar effect pedals. Its wasteful, and brand name 9V’s are almost $9 for a two-pack. If you forget to turn off your pedals you’ve thrown away big bucks. Its an extreme waste of money when you can build your own power supply for only about $25.
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