electric guitar

Hello everyone, I am new to the forum. I am not an electronics guy, but as an engineer, and a fairly manual person, I think I will be able to juggle enough. I want to build a guitar pedal from scratch (starting from "easy level"), to help me I used a graphic app on which to convert the diagram...

The idea: To "re-purpose" V2 in that V2b (cathode follower) becomes the "added" gain stage between V1b and V2a. This is achieved via N-Mosfet source follower replacing the cathode follower. In doing some reading, thinking and simulating (not yet tinkered), I have arrived at what I think might...

im doing a final project about making a guitar pedal effect, and my lecturer ask me to compare it to commercial guitar pedal using an oscilloscope. i made 4 effect, reverb, echo, chorus, overdrive, all of this effect showing almost same result as the commercial effects, but the reverb one doesnt...