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Subscribe for more videos (every Wednesday and surprise specials): http://goo.gl/QjZqko A friend who plays bass suggested me to build a power supply for effects pedals. Materials: Experimental pcb board 10cm x 5cm or more 6 7809 regulators 12 0.33 uF capacitors 1 1000 uF x 16V capacitor 1 1n4007 diode 7 2.5mm hollow female jacks 1 1K resistor and an LED (optional) 1 cabinet Diagram: https://drive.google.com/drive/folder... Video about voltage regulators: • The magic of voltage regulators... did you like it? thumbs up didn't you like it? comment so we can improve do you want to see more? subscribe, it's free :) do you think it can be useful to someone else? share the video greetings