LED indicator question about wiring

Started by tomnottom, May 13, 2010, 01:22:54 PM

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tomnottom

I have a pedal that I built with a GGG ITS8 and BSIAB2 in it. Each has a LED light to indicate on and off. I want to add another LED that indicates when both are on. What I tried was soldering a wire from the + of one LED to the + of one pedal and did same thing with - side to the other pedal. When I switch on one  both LEDs come on and when I switch the other only one LED. I imagine I am not trouble shooting well and making this harder then it needs to be.

HELP, Please!

Baz

do you have a tpdt switch??

if so you need to mod one side (led)

on the pedal on the (lets say (a) left) side - you need the negative for the (individual pedal) led running through the switch

on the pedal on the (lets say (b) right) side - you need the positive for the (individual pedal) led running through the switch

then from the (led side, the side that the leg of the led connects too) of each pedal connect the corriesponding polatity. (Y)

this way when pedal (a) is on, there is no connecing circuit to (y) and vise versa - when both are on the led y will light up

hope this helps

Baz

ppatchmods

you might look into trying a bi/tri color led.

if you have an led for each circuit why do you want a 3rd one?
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