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hi,
a bass tech call me i abt to swap out a OPB-3 to a mid 90s MEC thumb NT pre-amp and the diagram on the website is wrong for the mid 90's thumb.
can someone pls send me a diagram for a mid 90s thumb NT pre-amp wiring, etc..etc..
thanks!!!
a bass tech call me i abt to swap out a OPB-3 to a mid 90s MEC thumb NT pre-amp and the diagram on the website is wrong for the mid 90's thumb.
can someone pls send me a diagram for a mid 90s thumb NT pre-amp wiring, etc..etc..
thanks!!!

