@rkk108 Thanks I seems I did interpret the formula wrongly. Increasing the resistor will increase the top end.

@rkk108 No I haven’t tried that. Only stuck with wiring diagrams from books. Here is the formula for calculating how it would affect the frequency cut off or roll off point. Try putting in the different resistor values to see…   Read more»

@rkk108 That would be useful. Guitar electronics can be confusing with so many different configurations. I’ve studied basic electronics but it doesn’t help much with guitar stuff. Having a multimeter does help.