Green Ringer - Green/Blue T shirt - HYP | eBay
Green Ringer Deluxe Analog Octave Up Pedal (video demo in description) | Reverb
Dan Armstrong "Green Ringer" /// Clone and Mods
Dan Armstrong™ Green Ringer™ | General Guitar Gadgets
OCTAVE UP Green Ringer™ clone | chicagostompworks
File:Atmos - Green-Ringer-based octaver with extra LED clipping (2007-02-05 21.45.11 by germanium).gif - Wikimedia Commons
Josh Smith - Quick and Dirty - Why I choose Green Ringer style octave over the Octavia! - YouTube
RING MODULATION | Dan Armstrong 'The Green Ringer' VS LovePedal 'Believe' | Board Or Bin - YouTube
Green Ringer Clone - CircuitLab
Green Ringer w useful additions/mods : r/diypedals
Dan Armstrong Green Ringer Guitar Effects Pedal Green | Musician's Friend
Emerald Ring - Best Octave Up Green Ringer style PCB - GuitarPCB
Dan Armstrong Green Ringer Guitar Effect | Electronic Schematic Diagram
Dan Armstrong Green Ringer | Reverb
WD Music Green Ringer | Effects Database
Optical comp + Green Ringer (my first pcb designs)
Dan Armstrong Green Ringer mods
Guitar FX Layouts: Dan Armstrong Green Ringer
DRIVE UP" meet (yet another) Green Ringer Style freak
Dan Armstrong Green Ringer Guitar Effect - Circuit Scheme
Green ringer - SabroTone
DAN ARMSTRONG™ GREEN RINGER™ REPLICA RTS PCB – General Guitar Gadgets
