pick up help

[jstarguitars]

just got my new sub and it plays great .but when the tone knob is up and bridge pickup is selected. i get this really loud noisy hum like its a strat guitar .it goes away when i turn tone down . is something wrong ? would this go away if i put a dimarzio in guitar

 

[SBMM]

Hi Jay!

We've got you covered. Let me know if you need anything else.

 

[jstarguitars]

thanks again !