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P/J Bass wiring

The P/J Bass wiring diagram, plus the one sound it makes — series, parallel, phase and hum-cancelling worked out for every switch position.

Standard (2V1T)

P at the neck, J at the bridge

321321321ToneBridge volumeNeck volume0.047 µFJack
Scroll the diagram sideways to read it. P/J Bass — Standard (2V1T). Drawn from the netlist: the wires cannot disagree with the circuit.

Parts

  • Neck P-Bass split coil
  • Bridge J-Bass single coil (RWRP)
  • 3× 250k audio
  • 0.047 µF tone cap
Every distinct sound this wiring produces, worked out from the circuit.
SoundSwitch settingHum-cancellingPhase
Bridge + Neck humbuckerNo selectorNoIn phase

Wiring list

Every wire in solder order — grounds first, output last. The list is generated from the same netlist as the diagram.

  1. Solder a black wire from the second leg of 0.047 µF to lug 1 on Neck volume.
  2. Solder a black wire from lug 1 on Neck volume to lug 1 on Bridge volume.
  3. Solder a black wire from lug 1 on Bridge volume to the sleeve lug on the jack.
  4. Solder a gray wire from the first leg of 0.047 µF to lug 2 (wiper) on Tone.
  5. Solder a gray wire from lug 2 (wiper) on Neck volume to lug 1 on Tone.
  6. Solder a gray wire from lug 1 on Tone to lug 2 (wiper) on Bridge volume.
  7. Solder a gray wire from lug 2 (wiper) on Bridge volume to the tip lug on the jack.

Open this wiring in the app