Les Paul Special Epiphone Wiring Harness Custom by JEL 525K Pots Swithcraft 3way

10 Day Build and Test Time

Jackson Electronic  Luthier ®

525k ohm Ω Short Shaft

Epiphone Les Paul Special ® 50s Style Wiring Harness

Sprague Vitamin .033uF Cap

CTS TAOT 525k Short Shaft Audio Pots.

Gavitt Braided 2 conductor Wiring with PVC Tubing Shielding

Black Varnish Spaghetti Tubing Insulation




If Vitamin Q sounds familiar it’s because this is a highly sought-after and increasing becoming rare Capacitor.

This cap is well suited for a great fast pick action and great for blues. Great for single coils and humbuckers. It's tonally an incredible Cap

Sprague ® is the Holy Grail of Capacitors for Guitars. Sprague ® created the Bumble Bee, Black Beauty, Vitamin Q and the many variations of the Orange Drop.The Vitamin Q is one of my favorites

Crisp sound with clean harmonic content.



Wired with 20 AWG Bus Wire

Comes with Instructions

Build is a 5% Tolerance Build which produces a Superior Tone   than a 10% build tolerance.

If you’re in doubt ask the Harness Maker what their Tolerances are and can you see their test reports.

Many Builds are 10% Tolerance and some are even 20% Tolerance.

CTS 525k TAOT Potentiometers and Sprague Vitamin Q Capacitor, as well as all materials used, Comes With Complete Test Reports and Specifications and Instructions.

The Capacitor is 0.033uF (Well Matched for P90s)

CTS 525k TAOT Potentiometers and Vitamin Q Capacitors, as well as all materials used, Come With Complete Test Reports and Specifications.

All Soldering is done by a Computer Controlled State of the Art Solder Work Station.

Potentiometers are Shielded during Soldering by High Heat Shielding Polyimide Tapes.


The Harness is Tested Using Advanced Audio-Metric Software feed to an AC30 HW Vox Amp or a Fender Blues Deluxe.

Many Harness makers only Test for Continuity.


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