Koch Superlead pedal preamp overview. - YouTube
Tone City Unveils New Greg Koch Lil Heat Mini Overdrive Pedal | GuitarPlayer
Koch Pedaltone II - Koch Amps
Koch 63' OD Pre-Amp Pedal
Foot and Knee Pedal Valves - Bunzl Processor Division | Koch Supplies
Foot and Knee Pedal Valve Replacement Parts - Bunzl Processor Division | Koch Supplies
Koch 63'OD Preamp Vintage Overdrive Pedal – Midlothian Music
Koch Amps Unveils the Superlead and the 63'OD - Premier Guitar
Koch 63'OD Preamp Vintage Overdrive Pedal – Midlothian Music
Mooer 003 Power Zone Koch Powertone Preamp Pedal | CheaperPedals.com
Koch | Reverb
T. Jauernig Electronics Gristle King V3 Greg Koch Overdrive 2015 - Yellow | Reverb
Gristle King Pedal
Koch Pedaltone II - Koch Amps
Koch Pedal Pre-amps - Koch Amps
Gristle King - Greg Koch Signature OD & Boost Pedal - GuitarTalk Community
Koch Superlead Tube Powered Pre Amp Guitar Effects Pedal
Koch Pedal Pre-amps - Koch Amps
Koch Superlead Pre-amp Pedal – Motor City Guitar
Koch Amps Unveils the Superlead and the 63'OD - Premier Guitar
Koch Superlead Pre-amp Pedal – Motor City Guitar
