Amazon.com: LANDTONE DIY Delay Analog Pedal and Sky Blue 1590B Case : Musical Instruments
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AMZ-FX Guitar Effects Blog » Blog Archive Delay pedal (prototype) - AMZ-FX Guitar Effects Blog
Guitar FX Layouts: Mad Professor Deep Blue Delay
Boss DM-2 Delay Guitar Pedal Schematic Diagram
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. :
Amazon.com: DIY Delay pedal Guitar Effect Pedals Electric Effects Suite Delay -1 pedals Effect FREE SHIPING TTONE : Musical Instruments
Two StompLFO projects: Mod Delay – Electric Druid
PT2399 Delay Pedals - How do they work? - YouTube
Improved version of the original Rebote delay. | Diy guitar amp, Electronic circuit projects, Electronic circuit design
Brainstorming a Delay: Bloggin' – Steve Travale - Sound Design
Diy Delay Guitar Effects Pedal Kits With 1590b And Icpt2399,tl072cp Pedal Kits - Guitar Parts & Accessories - AliExpress
This Is The Delay Pedal You Can Build Yourself | Hackaday
The Valve Wizard
Digital Delay Pedal : 19 Steps (with Pictures) - Instructables
Amazon.com: DIY Delay-1 Guitar Pedal Kits With PT2399 And 1590B : Musical Instruments
pcb design - Comparator on an op-amp in a PT2399 delay pedal - Electrical Engineering Stack Exchange