Try to not overheat the 3PDT switch. Use high heat (750F or so) and solder each lug quickly (3sec or less). This is the third post about switches. I already covered some basics about switches and what true bypass is. In this post I'm covering how to wire-up 3PDT switch - the most common stomp switch used in DIY effects. As always - video first, if you want to have a closer look at the diagrams from the video just continue reading
The 3PDT footswitch is the same as a 3PDT toggle switch, but it uses a latching button instead of a toggle. This means it is 3 separate Pole Dual Throw switches all in one housing, and controlled by one button.. Foot-switch wiring for Guitar Pedals madbeanpedals 11.05.2015 Beginners are often confused about how one should correctly wire a 3PDT foot-switch for true bypass operation. Most often, this is due to a lack of understanding of how the 3PDT switch operates. Let's fix that.