Author: Bruce

Featuring Gombrelli Guitars (GG USA)

GUITAR POT TAPERS

A question that always pop up when trying to understand Pots and Tapers is an important one. Most Common: Most Pots on Strats use A or AUDIO Taper. The 2nd most used type is B or LINEAR Taper. How it works:  With volume and tone pots the amount of reduction between full on and 50% has…
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Customer Guitars! GG USA Strikes again!

Here are a few guitars of Happy customers, some are just the loaded pickguard, some are shop fixem upgrades and some are custom design Strats.        

Pickup Inductance

L = μN2A/l Where, L = Inductance (H), μ = Permeability (Wb/Am), N = The coil’s number of turns, A = The coil’s circumference, l = Length of coil (m). Permeability of different pole materials: (A=Alnico) A5 = 1.4 A3 = 1.7 A2 = 2.8 Steel = 6.5

Strat-O-Twister(tm)

Strat-O-Twister This brand new super powerful design allows the player to use a rotary control that is literally rewires the guitar on each turn.  The idea is that instead of just a switch, why not incorporate a design that changes the wiring by having multiple switch settings in one rotary control.  The concept of the…
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The story of Fender SCN Pickups

This is a copy of the story by DAN SMITH and was not written by Bruce Gombrelli or Stratocaster Design. Sometimes you just don’t want this info to disappear from the Internet!   THE HEART & SOUL OF THE NEW FENDER� AMERICAN DELUXE SERIES The Story of the Samarium Cobalt Noiseless Pickup By Dan Smith  …
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Another Fender Squier Stratocaster comes to life!!

Another happy customer. This guy will stay a relic but I completely went through, cleaned the fretboard, oiled the back of the neck a bit to protect it, did a setup on everything and installed a completely built out 8 hole pickguard with Fender American US and Delta Bridge pickups with a Dual Stratbucker and…
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Fender Vintage Pickup Measurements

Check this out! A great comparision! Notice how CLOSE some of the models are.

2003-2007 HSS American Series Pickguards

2003 and 2007, 2003 is on top – Top Bucker measures 15..5K the bottom is 8.1K – both wired the same, the 2007 has very thin bell like wire and a sloppy soldering job, the 2003 on the bottom looks factory with nice size wire and solder joints.

SIMPLE TONE MOD for Fender Stratocasters

One of the best, easiest MOD to make your Stratocaster is to change the tone controls. A level one MOD is to make the second tone control be either Middle, Bridge or Middle AND Bridge. This way you can customize the 2nd tone control to operate on either the middle, bridge or both of those…
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Which Fender Blues Jr Amp?

What’s the differences? What’s the Same? What are the versions. It’s all confusing and Love Fender Tube amps so I did research to try to separate out the specifications and what comes stock and what mods might exist and why. This page is a work in progress. -Bruce TOP LEVEL VIEW Blues Jr  Eminence Speaker…
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