Author: Johannes Johansson
Headphone repair
When headphones wear out it’s not unusual to effect the soft fabric parts only, so can eb saved by replacement, or you can prevent failure by some tactical application of superglue. In this post I’ll show how to repair and […]
Cat tree
Say you want a cat tree on your balcony, buying one covered in fluff, like most are, is clearly a bad idea. Tossing something together from leftover wood and winding some sisal-rope however, a nice gift to your furry friend. […]
Restomod Car: Brakes and Suspension 1
Completely changing the suspension and brakes with oversized parts on this little car can make for a very fun ride and good companion to a stronger engine. In front stock brake discs was 12.7mm thick and 236mm in diameter, and […]
Restomod Car: Engine 1
With an old, regular, car like this, it is usually abandoned for a crusher, or parts hunter, however restoring and rebuilding it better than stock is both financially easily attainable and can bring nice active relaxation. This project car is […]
Dumble ODS: 2. Mods
Doing a copy of an amp can be a good learning experience, modifying it to suit your needs and taste, however, can be the really rewarding bit. Here I detail added FX loop, footswitchable; dual HRM, with bypass, FETboost, moved […]
PC water cooling: Maintenance
When watercooling a computer the goal is lower temperature and/or better noise to performance ratio, while also allowing for much smaller footprint with quite high end parts. However, maintenance and special care is a must when housing electronics and water […]
Guitar rebuild: 1. onboard preamps & hardware
From 70’s hard rock, to a credible metal guitar this one started its life 1982 in Japan, built in the great Matsumoku shop. Known for making some of the world’s best mass produced guitars at the end of the 70’s […]
RangeMaster – Pedal Progression 1
In this series I revisit and re-build some of my favorite guitar pedals. Here a treble booster is given some of the best vintage parts possible, protection circuitry, power supply filtering, a negative voltage supply, some indication circuitry, and a, […]
TrainWreck Rocket: 1. Redesigned
The trainwreck rocket is a highly coveted and copied guitar amp, however it, in part, is a copy itself. It is the core of a vox ac30 and where made by Ken Fischer. Here I design my interpretation. Ken started […]
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 […]