◊ PCB Documentation


180 Dual Attack-Decay Generator

All-discrete attack/decay-style envelope generator, based on the Buchla 180 circuit.

PCBs are $25.00 @ — ORDER HERE

Bill of Materials (value/qty)

  • Resistors
    • 10r x 2
    • 22r x 2
    • 100r x 2
    • 220r x 4
    • 1k x 4
    • 1k5 x 2
    • 2k2 x 4
    • 3k3 x 2
    • 4k7 x 4
    • 6k8 x 2
    • 10k x 20
    • 22k x 6
    • 33k x 2
    • 47k x 10
    • 100k x 4
    • 50k pot. x 2
    • 250k pot. x 4
  • Capacitors
    • 910pf x 4
    • 0.1uf x 2
    • 1uf x 2
    • 15uf x 2
    • 100uf x 2
  • Transistors
    • 2n3565 x 18
    • 2n4916 x 8
  • Misc.
    • SPDT switch x 2
    • ferrite bead x1
    • banana jacks, pulse in (red) x 2
    • banana jacks, out (black) x 4

Notice

    The text, images, graphics, and other content of this website related to Don Buchla's legacy synthesizer designs is made available under the Fair Use Doctrine of the US Copyright Office. Fair Use limits the use of this information to personal, educational, and scholarly purposes (including right-to-repair, where applicable). It may not be used as the basis of commercial or for-profit works. Our Printed Circuit Boards may be purchased and assembled for your personal or educational use, but may not be manufactured and sold as "Buchla" products.