Author: Johannes Johansson

Custom DDC: 1 Digital to Digital Converter; USB to l2s over HDMI; S/PDIF; AES

Digital to Digital Converter, this little DIY utility box provides a way to escape a number of digital issues impacting sound quality in hi-fi. It takes usb output from a main streaming system provides it’s own sound card, high quality […] 

Pedal: Splitter/Buffer

A great little utility box that on its own can have a massive influence on sound, since it allows me playing through two separate guitar heads at the same time! I also challenged myself building it into the absolute smallest […] 

Amiga next-gen build: 2 motherboard repair & power supply

I‘m no stranger to the capacitor plague and effects of them failing. Wasn’t planning of repair/change of power supply a second time on this machine however. Time to replace parts on the actual motherboard. Seems the caps and/or regulator on […] 

Pedal Progression: 3 Zendrive

This is another pedal from almost two decades ago, a Hermida zen drive, repairing and rebuilding with better parts. A great overdrive more body and fuller than your standard overdrive. “dumble-like”-comes to mind. As with all old leftover pedals it’s […] 

Pedal progression: 2 Suhr Riot

This another one that was pulled out of the drawers, a “amp in a box”, decent rock-box at least 15years ago, still today. Horrid drilling, ok soldering but missing pots, a broken diode and replacing parts, ceramics to start. For […] 

High gain SLO/Ubershall: 1 Intro

The machine, this is the main amp I play and the platform I most try to optimize. Origins in Sloclone, It can be switched between key components of an Ubershall, tastes of a Rectifier, controls of a Larry(Fortin), Friedman and […] 

Amiga next-gen build: 1 Sam440ep

Amiga is a name of a computer and Operating System of the 80’s and early 90’s before a slow self-destruction in various ways, however it never really ever died. This build use a much more recent custom ITX board and […] 

Restomod Car: 3 GTE Digital Dash start

Digital dash, yes you saw right there is a digital dash available (from an Opel GTE) for this 90’s car, here I will heavily modify it to make it work, repair, change to custom colours and merge it into the […] 

TrainWreck Rockette: 2 Headshell

A good find this old, 70’s VOX transistor amp, from my old music teacher no less, seems the perfect candidate for a Trainwreck build (a VOX AC30 top boost with EF86). Non functioning and quite dusty first step’s in making […] 

Splitter pedal: Two guitar amps at once

Splitting the output of your guitar/pedalboard to two separate Guitar Amps is one of the most powerful way in shaping your tone and ‘broaden’ the sound, but to do so you need some tricks. In this post I build a […] 

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