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About that negative nine volt connector thing...

Started by Now they tell me, July 07, 2017, 05:52:02 PM

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Now they tell me

Hello.

Should I be concerned that standard pedalboard wiring has positive voltage on the outside of the connectors?  The panel-mount jacks that I am aware of have the outside terminal "grounded" to the chassis.  So your whole system is positive ground, which I guess is okay if there isn't a nine volt negative ground anywhere in the system.

Right?
.

jimilee

Nope. Tip (inside)is negative on a standard pedalboard. You're good.


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Pedal building is like the opposite of sex.  All the fun stuff happens before you get in the box.

Now they tell me

I don't think that that is true.  I'm looking at a little buffer card.  It has one terminal labelled "9 Volts" and another labelled "Ground".  You're saying that I should connect them together to the same place.  I don't see how that would work.

Leevibe

Center is negative. Sleeve is positive. It's why we use fully insulated (aka plastic) DC jacks.


Leevibe

Quote from: Now they tell me on July 17, 2017, 09:04:56 PM
Gotcha. Will do.

Looking forward to seeing what you build, by the way. Will this be your first pedal?

Now they tell me