Used AMT Electronics M1 - JFET GUITAR PREAMP Guitar Effects Other Guitar Effects
EHX Tortion | JFET Overdrive - Electro-Harmonix
AMT O-Drive mini - JFET distortion pedal
Amazon.com: IK Multimedia Z-Tone Buffer Boost Guitar preamp Pedal with Boost, Active/Passive Pickup selector, switchable Pure/JFET Channels, True Bypass and DI Out for reamping/Live use : Musical Instruments
jFet Clean Boost Pedal - Hand Made Boutique Pedal - Five Cats Pedals - UK Made | eBay