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Tele wiring with Twin rail bridge with series / parallel / coil cut switching

A quick sketch of how to wire up one of our twin rail Tele bridge pickups ( same wiring for Peacemakers of Twin Loco / T-rail Blazers ) with a 3 position mini toggle switch for both rails in series, single coil cut or both rails in parallel. Please note the toggle switch has to be a 3 position DPDT on-on-on switch for this to work correctly. Don’t use the commonly found on-off-on switches.

The 3 position lever switch used to select the different pickups ( bridge, bridge and neck in parallel, or neck on its won ) is shown as the import version of the 3 way lever switch which has 7 contacts on the bottom edge. The middle contacts used for the hot out signal to the volume control ( that’s the A500k pot in the diagram ) Good wiring practice also say that you should run a wire from the casing of this switch to one of the common ground points, usually the back of one of the pots, just to make sure the earth circuit is complete, along with the ground wire ( not shown ) that runs from the metal bridge of the guitar to common earth.

The tone cap value is not shown as its up to you to play around and experiment with what sounds right to you. Standard would be a 0.47 or 0.33 tone cap but there is no right or wrong here, try a few different values and discover what makes you happy.

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3 tones from a 4 wire humbucker.

3-Way Humbucker Wiring Mod – More Tones for Your Trouble

Want to squeeze even more magic out of your Warman humbucker? One of the easiest – and most rewarding – upgrades you can make is adding a 3-position mini toggle switch. Think of it as giving your pickup a split personality… and then a third one for good measure.

Here’s what you get with the flick of a switch:

3 way humbucker wiring mod
  • Position 1 – Series Mode
    Both coils running in series for maximum beef, bite, and output. This is your humbucker’s “full English breakfast” setting – hearty and satisfying.
  • Position 2 – Single Coil Mode
    Switch to just one coil (coil 2, to be precise). Suddenly you’ve got that glassy single-coil sparkle on tap – lean, bright, and ready to cut through the mix.
  • Position 3 – Parallel Mode
    Both coils running in parallel. This gives you a punchy, hum-cancelling single-coil style tone – a bit like a P90 that’s been to finishing school.

Wiring It Up

The diagram (shown with the switch viewed from the underside) makes life simple. You’ll want to wire the switch in before sending the output to your pots or selector switch. Once the switch is in place, run the positive and negative leads onward to your controls.

A word of caution: the solder points and wires on these switches are small – really small. Think “trying to butter a crumpet with a fencing foil” small. So, take your time and keep your soldering neat to avoid any accidental shorts.


Why Bother?

Because it’s fun. And because it gives you a lot more usable tones from your guitar. Do the mod on both your neck and bridge humbuckers and you’ll unlock a whole new sonic playground. More punch, more sparkle, more character – all without buying a new guitar.