Not your typical multi effect switching question.

Started by Luke51411, July 26, 2014, 05:06:05 PM

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Luke51411

I want to build a wah that can be controlled via footpedal or lfo using an led/ldr combo via

The lfo is the grind customs plfo
http://www.grindcustomsfx.com/forum/viewtopic.php?f=2&t=391

I want to be able to use the foot control as the lfo rate pot when it is engaged and as a standard wah control when lfo isn't engaged. This is the part I can't quite figure out. What would be the simplest way to accomplish this?

Luke51411

Ok I think I've worked it out. I can do it with a 3pdt. If I have two LEDs for the same ldr, I switch the 2 pot lugs. The other pole will give the lfo ground on one side and break it on the other. Feel free to add anything if there is something I'm not accounting for.