See all ACG Preamps currently offered right here

ACG EQ-01 System Wiring Diagram & Installation Manual

• ACG EQ-01

ACG EQ-02 System Wiring Diagram & Installation Manual

• ACG EQ-02

See all Aguilar Preamps currently offered right here

Aguilar General Troubleshooting & Support

• TroubleShooting & Support

  Volume Active/Passive P/P on any Aguilar Preamp

• Volume P/P Active/Passive

OBP-1 Preamps

OBP-1 General Diagram

• OBP-1

2- Pickup 3-knob 1-Switch

• Volume/Volume Stack - Treble - Bass - Active/Passive Switch

2-Pickup 4-knob

• Volume (Push/Pull Active Passive)-Blend-Treble-Bass

2- Pickup 4-knob 1-switch

• Volume/Volume Stack - Treble- Bass - Passive Tone - Active/Passive Switch

OBP-2 Preamps

OBP-2 General Diagram

• OBP-2



1-Pickup 2-Knob

• Volume - Treble/Bass Stack


• Volume (Push/Pull Active Passive ) - Treble/Bass Stack



1-Pickup 3-knob

• Volume - Treble -Bass


• Volume (Push/Pull Active/Passive) - Treble -Bass



1-Pickup 3-knob 1-Switch

• Volume - Treble -Bass - Active/Passive Switch



2-Pickup 2-Knob

• Volume/Volume Stack - Treble/Bass Stack



2-Pickup 3-Knob

• Volume (Push/Pull Active Passive) - Blend - Treble/Bass Stack


• Volume - Volume - Treble/Bass Stack


• Volume/Passive Tone Stack - Blend - Treble/Bass Stack


• Volume (Push/Pull Active Passive) - Volume - Treble/Bass Stack



2-Pickup 3-knob 1-Switch

• Volume - Volume - Treble/Bass Stack - Active/Passive Switch


• Volume - Blend - Treble/Bass Stack - Active/Passive Switch



2-Pickup 4-Knob

• Volume (Push/Pull Active Passive) - Blend - Treble - Bass


• Volume (Push/Pull Active Passive) - Volume - Passive Tone - Treble/Bass Stack

2-Pickup 4-Knob 1-Switch

• Volume - Volume - Treble - Bass - Active/Passive Switch


• Volume/Volume Stack - Passive Tone- Treble - Bass - Active/Passive Switch

OBP-3 Preamps

OBP-3 General Wiring Diagram

• OBP-3



1-Pickup 3-knob

• Volume P/P Active/Passive - Treble/Bass Stack - Mid P/P ( Push Pull for Freq. Selection.)



1-Pickup 3-Knob 1-Switch

• Volume - Treble/Bass Stack - Mid - Mid Switch for Freq. Selection



1-Pickup 3-knob 2-Switch

• Volume - Treble/Bass Stack - Mid - Mid Switch for Freq.Selection - Active/Passive Switch



1-Pickup 4-Knob

• Volume P/P Active/Passive - Treble - Mid P/P (Push Pull for Freq. Selection) - Bass



1-Pickup 4-Knob 1-Switch

• Volume - Treble - Bass - Mid - Mid Switch for Freq. Selection



1-Pickup 4-Knob 2-Switch

• Volume - Treble - Bass- Mid - Active/Passive Switch - Mid Switch for Freq. Selection



2-Pickup 3-Knob

• Volume/Volume Stack - Treble/Bass Stack - Mid P/P (Push-Pull for Freq. Selection)

2-Pickup 3-Knob 1-Switch

• Volume/Volume Stack - Treble/Bass Stack - Mid - Mid Switch for Freq. Selection


• Volume/Volume Stack - Treble/Bass Stack - Mid P/P (Push-Pull for Freq. Selection)-Active/Passive Switch

2-Pickup 3-Knob 2-Switch

• Volume/Volume Stack - Treble/Bass Stack - Mid - Mid Switch for Freq. Selection - Active/Passive Switch



2-Pickup 4-Knob

• Volume - Blend - Treble/Bass Stack - Mid P/P (Push-Pull for Freq. Selection)


• Volume - Volume - Treble/Bass Stack - Mid P/P (Push-Pull for Freq. Selection)


• Volume P/P Active/Passive - Volume - Treble/Bass Stack - Mid P/P (Push-Pull for Freq. Selction)


• Volume P/P Active Passive - Blend - Treble/Bass Stack - Mid P/P (Push-Pull for Freq. Selection)


• Volume - Volume -Treble/Bass Stack - Mid P/P (Push-Pull for Freq. Selection)



2-Pickup 4-Knob 1-Switch

• Volume - Volume - Treble/Bass Stack - Mid - Mid Switch for Freq. Selection


• Volume - Volume - Treble/Bass Stack - Mid P/P (Push- Pull for Freq. Selection)- Active/Passive Switch


• Volume(Push/Pull Active Passive) - Volume -Treble/Bass Stack - Mid - Mid Switch for Freq. Selection


• Volume - Blend - Treble/Bass Stack - Mid - Mid Switch for Freq. Selection


• Volume P/P Active/Passive - Blend - Treble/Bass Stack - Mid - Mid Switch for Freq. Selection


• Volume - Blend - Treble/Bass Stack - Mid P/P (Push-Pull for Freq. Selection) - Active/Passive Switch



2-Pickup 4-knob 2-Switch

• Volume - Blend - Treble/Bass Stack - Mid - Mid Switch for Frequency Selection - Active/Passive Switch


• Volume - Volume -Treble/Bass Stack - Mid - Mid Switch for Frequency Selection - Active/Passive Switch


• Volume/Volume Stack - Treble - Bass - Mid - Mid Switch for Freq. Selection - Active/Passive Switch



2-Pickup 5-Knob

• Volume P/P Active/Passive - Blend - Treble - Mid P/P (Push-Pull for Freq. Selection)- Bass


• Volume P/P Active/Passive - Volume - Treble - Mid P/P (Push-Pull for Freq. Selection) - Bass


• Volume - Blend - Treble - Mid P/P (Push-Pull for Freq. Selection) - Bass


• Volume - Volume - Treble - Bass - Mid P/P (Push-Pull for Freq. Selection)



2-Pickup 5-Knob 1-Switch

• Volume P/P Active/Passive - Blend - Treble - Mid - Bass - Mid Switch for Freq. Selection


• Volume - Blend - Treble - Mid P/P (Push-Pull for Freq. Selelction) - Bass - Active/Passive Switch


• Volume - Volume - Treble - Mid P/P (Push-Pull for Freq. Selction) - Bass - Active/Passive Switch



2-Pickup 5-Knob 2-Switch

• Volume - Volume - Passive Tone - Treble/Bass Stack - Mid - Mid Switch for Freq. Selection - Active/Passive Switch


• Volume - Volume - Treble - Mid - Bass - Mid Switch for Freq. Selection - Active/Passive Switch



2-Pickup 6-Knob 2-Switch

• Volume - Blend - Passive Tone - Treble - Mid - Bass - Mid Switch for Freq. Selection - Active/Passive Switch



Active/Passive Switch for Aguilar OBP-2 and OBP-3 Preamps

• A/P Switch

See all Bartolini Pickups currently offered right here

Bartolini Dual Coil & Quad Coil 4-Conductor Wiring

• Lead Wiring & Switch Wiring



Bartolini 6-Conductor Quad Coil Wiring

• Lead Wiring & Switch Wiring



Bartolini MME Tri-Coil Wiring for MusicMan

• Lead Wiring & Switch Wiring

Bartolini Preamps

Active Passive Switch on Bartolini Preamps

• Active Passive Switch Wiring



Active Passive Switch on TCT Family Preamps

• Active Passive Switch for TCT



Volume - Volume - Tone with TC3 Diagram

• V-V-Tone & TC3



Bartolini MPB2-918 Piezo Buffer

• Piezo Buffer Wiring Diagram



Bartolini MPB2-918 Piezo Buffer

• Piezo Buffer Wiring Diagram



Bartolini NTBT-918 2-Band Preamp

• 2-band Preamp Diagram



Bartolini NTMB-918 3-band Preamp

• 3-band Preamp Diagram

Best Bass Gear Passive Wiring Diagrams

'62 Jazz Bass Wiring Diagram

• '62 Jazz Wiring

Volume - Tone (For Instruments like P-Basses, or Single Pickup Instruments)

• Volume - Tone



Volume - Volume - Tone (For Instruments like J-Basses, or other Two Pickup Instruments)

• Volume - Volume - Tone



Volume - Blend - Tone (For Instruments like J-Basses, or other Two Pickup Instruments)

• Volume - Blend - Tone



Volume - Blend - Tone with KillSwitch (For Instruments like J-Basses, or other Two Pickup Instruments)

• Volume - Blend - Tone & Kill Switch



Volume - Volume - Tone - Tone (For Instruments like J-Basses, or other Two Pickup Instruments)

• Volume - Blend - Tone



Volume - Blend - Tone - Tone (For Instruments like J-Basses, or other Two Pickup Instruments)

• Volume - Blend - Tone - Tone



4-Conductor Series

• Basic 4-Conductor Series Wiring For Nordstrand,Bartolini..etc.



4-Conductor Parallel

• Basic 4-Conductor Parallel Wiring For Nordstrand, Bartolini..etc.

Delano Sonar Preamps

Delano Sonar 2 & 3 Preamps

• Sonar 2 & 3 Wiring Diagram

Delano Pickups & Other Wiring Diagrams

Delano Pickups & Other

• Delano Pickups & Other

See all DiMarzio Pickups currently offered right here DiMarzio Model J™ Pickups Model J Pickups DiMarzio Ultra Jazz™ Pickups Ultra Jazz Pickups DiMarzio Model P™ Pickups Model P Pickups DiMarzio Split P™ Pickups Split P Pickups DiMarzio Ultra Jazz 5 String™ Pickups Ultra Jazz 5 Pickups Dimarzio 4-Conductor Switch Wiring Switch Wiring Dimarzio Series Wiring For Ultra Jazz,Model J, & P/J Sets Series Wiring Dimarzio Parallel Wiring For Ultra Jazz, Model J, & P/J Sets Parallel Wiring Dimarzio P/J Series DPDT Switch Wiring DPDT Switch Wiring For Series

See all EMG Pickups currently offered right here EMG 35 Shape EMG 35P4,35DC,35P4A,35P5,35J,35JA,35JCS Wiring Diagram EMG 35P4-X,35DCX,35P4A-X,35P5-X,35J-X,35JA-X,35JCSX Wiring Diagram EMG 35TWX Wiring Diagram EMG 40 Shape EMG 40P5,40J,40JCS,40CS,40DC,40P,40PCS Wiring Diagram EMG 40P5-X,40J-X,40JCS-X,40CS-X,40DC-X,40P-X,40PCS-X Wiring Diagram EMG 40TW Wiring Diagram EMG 40TW-X Wiring Diagram EMG 45 Shape EMG 45P,45PCS,45J,45JCS,45DC,45CS Wiring Diagram EMG 45P-X,45PCS-X,45J-X,45JCS-X,45DC-X,45CS-X Wiring Diagram EMG 45TW-X Wiring Diagram EMG HB Size EMG HB Wiring Diagram EMG 35,40, & 45 HZ (Passive) EMG 35HZ,40HZ,45HZ Wiring Diagram EMG J Shape EMG J,JA,JCS Wiring Diagram EMG J5,J5A,J5CS Wiring Diagram EMG JV Set Wiring Diagram EMG JV-X Set Wiring Diagram EMG J-X,JA-X,JCS-X Wiring Diagram EMG LJ Wiring Diagram EMG LJV Wiring Diagram EMG MusicMan Shape EMG MM5CS Wiring Diagram EMG MM5TW Wiring Diagram EMG MMCS Wiring Diagram EMG MMHZ Wiring Diagram EMG MMTW Hardwired Wiring Diagram EMG MMTW Wiring Diagram EMG P-Bass Shape EMG P,PA,P-CS,P5,P6,P6-CS Wiring Diagram EMG P-X,PA-X,P-CSX,P5-X,P6-X,P6-CSX Wiring Diagram EMG TB-HZ Shape EMG TB-HZ Wiring Diagram EMG Components & Tech Tips EMG VLPF Wiring Diagram EMG Buss Wiring Diagram EMG Tone Wiring Diagram EMG Volume Wiring Diagram EMG Powering Tips Diagram EMG ABCX Wiring Diagram (Click to Download) EMG VMC Wiring Diagram EMG Preamps EMG BQC Control & System BQC Control BCQ System EMG BQS Control & System BQS Control BQS System EMG BTC Control & System BTC Control BTC System EMG BTS Control & System BTS Control BTS System

Glockenklang Preamps 3-band Preamps 2 Pickup 5-Knob Vol P/P Active/Passive - Blend - Treble - Mid - Bass 2 Pickup 4-Knob Vol P/P Active/Passive - Blend - Treble/Bass Stack - Mid 1 Pickup 4-knob Vol P/P Active/Passive - Treble - Bass - Mid

See all John East Preamp Systems currently offered right here Components MPB-01 Magnetic Piezo Buffer BTB-01 2-Band Preamp Dual-Range Mid Sweep Module BTBM-01 Preamp J-Retro 01, Deluxe, & DJ-Retro DJ-Retro-01 Preamp J-Retro-01 Preamp J-Retro-01 Deluxe Preamp Marcus Miller Retro-01 Marcus Miller Retro-01 MM Preamps MMSR 3-Knob 2-Band Preamp MMSR 3-Knob 3-Band Preamp MMSR 4-Knob 3-Band Preamp P-Retro P-Retro Preamp U-Retro & U-Retro Deluxe U-Retro-01 Preamp U-Retro-01 Deluxe Preamp U-Retro 5-Knob Deluxe Preamp Uni-Pre Uni-Pre Preamp

See all Michael Pope Preamps currently offered right here Flexcore Instructional Overview

NOLL Preamps TCM 2 Diagram TCM 3 Diagram TCM 3 PM Diagram TCM 3 P Diagram TCM 4 XM Diagram MixPot Diagram PA 1 Diagram

See all Nordstrand Pickups currently offered right here Dual-Coil MM-Pickup Fat-Stacks Wiring Humbucker Pickup Wiring Nordstrand Preamps 2-Band Preamps 2B-3a 1-Pickup,3 Knobs(Pull-Passive Vol, Treb,& Bass) 2B-3b 2-Pickups,3 Knobs(Pull-Passive Vol,Blend,Treb/Bass Stack) 2B-4b 2-Pickups,4 Knobs(Pull-Passive Vol,Blend,Treb,Bass) 2B-4a 2-Pickups,4 Knobs(Pull-Passive Vol,Vol,Treb,Bass) 2B-4c 2-Pickups,4 knobs(Pull-Passive Vol,Blend,Passive Tone, Treb/Bass Stack) 2B-MM MusicMan 3-band Preamps 3B-3 1-Pickup,3 Knobs(Pull-Passive Vol,Pull Freq. Sel. Mid, Treb/Bass Stack) 3B-4a 2-Pickups,4 Knobs(Vol/Vol Stack,Pull-Passive/Passive Tone, Pull Freq. Sel.Mid,Treb/Bass Stack) 3B-4b 2-Pickups,4 Knobs(Vol/Passive Tone Stack,Blend,Pull Freq. Sel. Mid,Treb/Bass Stack) 3B-5a 2-Pickups,5 knobs(Pull-Passive Vol.,Blend,Treb.,Pull Freq. Sel. Mid,Bass) 3B-5b 2-Pickups,5 knobs(Pull-Passive Vol.,Blend,Passive Tone,Pull Freq. Sel. Mid,Treb/Bass Stack)

See all currently offered Duncan Pickups or See all currently offered preamps Standard Passive Jazz Bass Standard Active Jazz Bass Passive Jazz Bass w/Blend Control Passive Jazz Bass Stacks Passive Jazz Bass Series/Parallel Standard P-Bass Single Coil P-Bass Active P-Bass Standard Passive P/J Bass Active P/J Bass Passive P/J w/Blend Control Passive Soapbar Active Soapbar MM 4String Pickup & Preamp MM Passive MM Passive. 2 Volumes - 1 Tone MM w/ 3 way Switch MM with P-Bass Active/Passive Switch

See all currently offered StellarTone products Standard Non-Duo Model Duo Models Volume - Blend - StellarTone

Miscellaneous Diagrams More helpful tips and articles can be found here on the eBASS blog. Converting a 9V system to 18V system Lug assignments on long threaded barrel jacks