Aguilar Preamp Wiring Diagram. Our preamps are available in a 2-Band Boost only OBP-1 2-Band BoostCut OBP-2 3-Band BoostCut OBP-3. Aguilars general OBP-1 wiring diagram.
A passive tone control can be added to any of the wiring schemes on pages 1-4. General Wiring Diagram 2- Pickup 3-knob 1-Switch. We have 3 Aguilar Diagrams Schematics or Service Manuals to choose from all free to download.
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1Meg 14W resistors optional they reduce switch click. Wiring those to the three lugs closest to you on a stacked bass and treble pot will make the very top knob control the treble. 3 BAND BOOSTCUT 9 OR 18 VOLT ON BOARD PREAMP. Three bands of boostcut and a selectable midrange frequency provides flexibility to dial in just the right tone.