Free shipping on US orders over $150 with code FREEFALL2026 · Non-US orders of $200 or more: code FREE2026GLOBAL · Visit the store →About UsAcknowledgementsContactA Builder’s Favorite for Over 25 YearsGeneral Guitar GadgetsFine stompbox kits, projects & PCBsThe ProjectsStoreSchematicsHow Do I Build It?FAQBlogLinksThe Projects/Fuzz Tones/Gretsch™ Controfuzz™Project · Fuzz TonesGretsch™ Controfuzz™Thanks to Alex Petrini for another great project.FilesProject filesEverything you need to build itPDF · 2 pagesControfuzz™ PDF Project File↓
