◊ 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