Your Cart

Your cart is empty

High quality PCBs, parts, and more

Professionally engineered. Studio-grade effects.

PCBs and DIY electronics resource. Overbuilt small batch effects pedals and used vintage gear.

PCBs, Parts, and more

Printed circuit boards, select vintage component kits and more available in the shop

Silver Cord PCB

Silver Cord PCB

High-gain distortion. Massive wall of thick, fuzzy distortion with massive amounts of low end. Great for guitar and bass, but also works wonderfully on synths, drum machines, and anything else that needs thickening up.

OD Source PCB

OD Source PCB

Overdrive / Preamp. Designed to push a dirty tube amp over the edge. Strong potential to be an always-on part of your signal chain. Can make your good tube amp a GREAT tube amp.

TB Overdrive Plus PCB

TB Overdrive Plus PCB

Medium-gain overdrive circuit with tons of headroom, cleans up beautifully and features a Vox styled tone section. Highly responsive to dynamic playing.

Browse the full shop →

Schematics, Bill of Materials and more

Schematics and more available for all Permanent products. Browse below and visit the full library.

Browse the full library →

Designed for builders, not just buyers.

PCB layouts that accommodate a wide variety of parts. Made for builders who want to make the circuit their own.

💎

Premium PCBs

Two-layer circuit boards manufactured to the highest standards, with lead-free HASL surface finishes for reliable solderability and long-term durability.

📄

Full documentation

Every PCB comes with a schematic, bill of materials, curated notes on component values worth experimenting with and suggested mods to make the circuit your own, available in our digital library forever.

🚢

Shipping included

Flat pricing, shipping included. US orders only.

New kits. New guides. No noise.

Sign up and we'll let you know when new products drop, documentation updates land, and the occasional build tip.