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Tinkercaster

The Tinkercaster blog

A little reading.
A better build.

Guitar wiring, explained at the bench. Ideas, answers and practical help for the project in front of you.

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From the workbench

Guitar electronics and tools laid out on a workbench Understand the connections. Then make them.

Start here · Getting started

From wiring diagram to your next solder joint

A drawing shows the finished circuit. Here’s how Tinkercaster helps you plan the wiring, understand the connections, and work through the build step by step.

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From the bench

Find something for your next project.

22 articles

Wiring ideas13 min read

How to wire a Strat 5-way switch

Every lug on a Strat five-way blade, traced through Tonerider's standard Strat harness: which pickups each position joins, why the bridge has no tone, and what to meter.

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Pickups & parts15 min read

250k vs 500k pots: which do you need?

Pot value is a load on your pickup's resonant peak. What 330 library diagrams specify for single coils, humbuckers, P90s and actives, how to read a CTS part number, and when to break the rule.

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Wiring ideas14 min read

Coil split wiring diagram (humbucker)

How a humbucker coil split works, lug by lug on a push/pull, from Seymour Duncan, Tonerider and DiMarzio sheets: which coil each maker keeps, split vs tap, partial splits and meter checks.

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Pickups & parts13 min read

Gibson vs Fender pickup wire colour codes

Gibson and Fender codes from their own wiring sheets, the Seymour Duncan, DiMarzio, Tonerider and Fralin 4-conductor codes, where the charts disagree, and how to identify unknown leads with a meter.

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At the bench12 min read

How to shield a guitar cavity

Copper tape versus conductive paint, how to make every seam conductive, where the single ground connection goes on a Strat pickguard or Tele plate, and what shielding cannot fix.

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Getting started14 min read

How to wire a guitar output jack

Tip and sleeve on a Switchcraft #11, the ring lug that switches an active battery on a #12B, how to identify lugs with a meter, and how to cure crackle and loose Strat and Tele jacks.

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Pickups & parts13 min read

How to wire a P90

P90 lead types by maker, soapbar vs dog-ear, and our Tonerider and Seymour Duncan P90 diagrams walked through: one pickup, two on a toggle, and P90 with a humbucker.

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Wiring ideas15 min read

Series vs parallel wiring explained

What series and parallel do to two coils or two pickups: output, DC resistance, brightness and hum cancelling, with switching tables and meter readings from Seymour Duncan and Tonerider diagrams.

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