Built Woolly Mammoth. Works but output is reversed, what did i do wrong

Started by philiph, March 31, 2019, 03:25:18 AM

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philiph

Hello!  :)

I used this diagram. Everything works but the Output is veeeeeery loud and it's reversed.
Is there something wrong with the diagram? I'm a noob so sorry for the noobish question.




Thanks in advance for taking a look at this.

regards from Holland

Elijah-Baley

Are you sure you follow the correct orientation of the pot? Try to look some alternative layout just to compare it.
Anyway, the number of the lug looking at this layout should be 1 to the left, 2 center and 3 to the right.

Are you sure this layout is verified? I didn't know it.

Watch some demo on youtube to compare the volume output, I still don't know how much is loud this pedal. Are you using it with a bass or with a guitar?
Eventually, a log pot could be help to rise the volume slowly in the first half of the pot.
«There is something even higher than the justice which you have been filled with. There is a human impulse known as mercy, a human act known as forgiveness.»
Elijah Baley in Isaac Asimov's The Cave Of Steel

duck_arse

when you say output is reversed, do you mean it goes LOUD as you turn it down? the diagram you've shown would be correct wiring for volume, ONLY IF you are looking at the shaft. so the leftmost lug when looking the shaft would be connected to ground.

also, as EB says, we nearly always use an A taper [log, audio] pot for volume control. a lin or B taper will go loud very quickly, then not change much at all as you turn it up.

it will help us help you if you can post the circuit diagram you are working off, and photos of what you have built.
I feel sick.

PRR

That drawing appears to show the rear side of the pots. Yes, the volume pot seems to be backward (louder when knob goes counterclockwise). Swap the two wires on the outer lugs.
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