Made a delay pedal using the ”PT2399” chip. The delay is pretty simple as of now, but I'm still working on it as well as maybe adding an atmega328(Arduino) to it. :
How to design a basic overdrive pedal circuit - Wampler Pedals
ElectroSmash - Time Manipulator: Arduino Delay/Echo/Reverb Guitar Pedal
DLY-1 Lofi-Delay – Skull & Circuits
Two StompLFO projects: Mod Delay – Electric Druid
Index of /diy/Schematics/Delay Echo and Samplers
LEAP#339
DIY 4 Second Digital Delay – Electric Druid
DIY 4 Second Digital Delay – Electric Druid
Digital Delay Pedal : 19 Steps (with Pictures) - Instructables
Index of /diy/Schematics/Delay Echo and Samplers
Easy pt2399 circuit. Basic guitar delay effect circuit. DIY guitar pedal version. | Diy guitar amp, Diy guitar pedal, Guitar pedals
The Valve Wizard
Boy in Well
Build an experimental echo pedal - Make:
This Is The Delay Pedal You Can Build Yourself | Hackaday
PT2399 Delay Pedal Assembly Instructions – Synthrotek
The Veil, another PT2399 delay design
Echo Base digital delay - SabroTone
How To Make A DIY Guitar Delay Pedal - YouTube
Boss DM-2 Delay Guitar Pedal Schematic Diagram
How to Significantly Improve a Simple PT2399 Delay Circuit | Circuit Salad
AD-3208 | General Guitar Gadgets
Guitar FX Layouts: Crap-Fi Delay
