Tombola's DIY spring reverb driver circuit - ua726
DIY Reverb Pedal Circuit: Spring-Hall Reverb with PT2399 IC – Deeptronic
How to build your own spring reverb unit
DIY Reverb Pedal Circuit: Spring-Hall Reverb with PT2399 IC – Deeptronic
Femto-Verb--a DIY digital reverb pedal
Digital Reverb Effect Pedal | Enter The Geekcave
Build Your Own Spring Reverb | Tape Op Magazine | Longform candid interviews with music producers and audio engineers covering mixing, mastering, recording and music production.
Experimentalists Anonymous DIY Archives
Prototype reverb pedal using the Accutronics/Belton BTDR-2H module | Hot Bottles