Guitar Pedal Circuits

The Marshall Tone Stacks: From Bluesbreaker to the JCMs

In the flavorful 1960s Eric Clapton’s signature overdriven sound with John Mayall & the Bluesbreakers gave rise to the popularization of the Marshall 1962 model amplifier. Twenty years later, sharing the stage with notable hard rock and metal guitarists gave the 80s generation of guitar players a reason to notice the almighty Marshall JCM 800s; […]

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EHX LPB-1 Circuit Overview

EHX LPB-1 Circuit Deep Dive

Whether you’re a DIY enthusiast looking to build your own LPB-1 clone or just curious about it’s inner workings, this article highlights valuable insights that you can take away and put into practice. We’ll take you on a deep dive into the design of this classic booster circuit, exploring its components, topology, and technical characteristics.

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The BOSS VB-2 LFO Circuit

In this post, we dissect what makes the BOSS VB-2 LFO circuit so unique. It doesn’t “fit in” with other oscillator circuits like relaxation oscillators, phase-shift oscillators, and Wein-Bridges. Read on for an in-depth look at modeling the VB-2’s LFO circuit, examining it’s behavior, and how we can modify it to suit our needs. The

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