Dan Armstrong Green Ringer - Frequency Multiplier | Effects Database
Green Ringer Clone - CircuitLab
Green Ringer "Nulling" Mod
Green Ringer Lowpass Filter Mod: a fresher, cleaner octave
Fuzz Face & Green Ringer photo by sgRED | Diy guitar amp, Circuit, Diy guitar pedal
Armstrong Twin - Thermionic Studios
File:Atmos - Green-Ringer-based octaver with extra LED clipping (2007-02-05 21.45.11 by germanium).gif - Wikimedia Commons
Dan Armstrong Green Ringer - Frequency Multiplier | Effects Database
Dan Armstrong "Green Ringer" /// Clone and Mods
Modified Green Ringer schematic + vero layout - Album on Imgur
Dan Armstrong "Green Ringer" /// Clone and Mods
Green ringer – SabroTone
Phone ringer Schematic under Telephone Ringer Circuits -7795- : Next.gr
Dan Armstrong™ Green Ringer™ | General Guitar Gadgets
Dan Armstrong™ Green Ringer™ | General Guitar Gadgets
Dan Armstrong "Green Ringer" /// Clone and Mods
Amstrong Green Ringer Effect | Electronic Schematic Diagram
Fuzz Face & Green Ringer photo by sgRED
Green Ringer - EasyEDA
Index of /Schematics/Distortion Boost and Overdrive
Index of /Schematics/Octaver
Requests - Earthquaker Devices - Tentacle (schematic inside)
Guitar FX Layouts: Dan Armstrong Green Ringer
