Stefan Karlsson

Director : Auteur : Author : Curator : Image Wrangler : Editor-in-Chief

"Going the extra mile on musical devices exploration and pushing the boundaries for what's possible or practical"

Blog

Highlights from the 2026 Brighton Guitar Show and FX Expo at Brighton Racecourse

GPX BlogJul 20, 2026 23:49

This post has been a long time in the making - 3 days solid - with just a few hours of sleep overnight! I feel it might be my best coverage yet - for ...

PastFX unleashes 3 killer extended range evolutions and enhancements of the EHX OpAmp Muff, Maestro RM-1B Ring Modulator, and the Boss DS-1 Distortion

GPX BlogJul 16, 2026 23:42

PastFX continues its brilliant 2026 release cycle with 3 more exceptional re-worked, evolved and enhanced. They do the very best compact takes on ...

JHS Pedals corrects its DIY NOTADÜMBLË fumble with an improved Dual Channel V2 edition with A Box Later Boost, Presence Knob, Order Switch, and FX Loop onboard

GPX BlogJul 16, 2026 21:14

I think everyone knows the story by now - how Josh somehow mistakenly included the wrong Clean/Boost Channel in the original NOTADÜMBLË pedal - the ...

A Few Scant Details...

Co-Founder, Director of Marketing and Client Services at Affino, as well as Founder, Director, Author / Auteur at Guitar Pedal X - which started its life as a rather informal Blog on the Affino.com corporate site. I curate, write, photo-edit and retouch everything you see on this site - to give you as broad a scope of what's out there so you can better inform your gear-buying decisions.

I'm a long-term ever-budding and exploratory musician, home-player and avowed Guitar Gear enthusiast - with a predilection for Effects Pedals in particular. Generally very passionate about the Arts, Design, Architecture and Music above everything else...

Guitar Pedal X