SONIC VI: Silicon MKI Tone Bender

Sonic VI silicon MKI eyelet layout v2A 2765fc4de3aa

The SonicVI silicon MKI Tone Bender is firmly based on the original, with a few additions and some minor changes.   Being silicon based, the transistors do not self-bias, so additional resistors have been added from V- to the base of Q1 & Q3.  The transistors used are early Mullard PNP silicon OC202 which are quite … Read more

VERO: Getting Started Building DIY Guitar Effects – Vero Layout Guide

VERO LAYOUT GUIDE V1 ce31b231a647

I’ve had a few questions lately via Instagram about some basics on my vero layouts – while this doesn’t cover everything, I hope it helps clarify a few things for people just starting out.  Essentially, my vero layouts are functionally the same as many others, the key differences being the use of colour coding, and … Read more

CASTLEDINE ELECTRONICS: Magical Mystery Box

CASTLEDINE Magical Mystery Box vero layout toggle V1 43ab636c259b

Since I’ve been on a slight Beatles related run lately, I thought I should tackle the Castledine Electronics Magical Mystery Box.   This is Stu Casteldine’s version of the Brilliant channel from a Vox Conqueror guitar amp.  Castledine included a gain recovery section at the end and the transistor-based distortion switching has been removed.  I ran … Read more