Amazon.com: SAPHUE US Dream Guitar Effects Pedal Distortion Effect Pedals Volume/Dist/Tone Knob with Steel Metal Shell Mini Single Type Dc 9V with True Bypass Switch for Multi Electric Guitar Kit : Musical
This is my most recent pedal, a modified one knob fuzz with a white PCB faceplate in brushed aluminium : r/diypedals
Retro Phaser Classic- The Classic one knob Phaser Sound-GFSE
Death Knob HM-2 EQ Blender / Dunn Effects Pedals
Guitar Pedal X - News - Interchange Noise Works Introduces its Streamline Series of One-Knob Overdrive and Distortion Pedals
One Knob Fuzz - Choose from 5 Classic Fuzz's - Handbuilt Boutique Guitar Pedal | eBay
Hands On: One-Knob Wonders, Part One - Fretboard Journal
One Knob Fuzz Pedal - Unique Boutique Tone | Reverb