6 layers290.7 × 322 mm

Board presignal
epatel/discrete6502
A MOS 6502 CPU rebuilt from 4,051 discrete transistors on a 291x322mm six-layer board that reproduces the original die layout
5,425 parts14
Boards in 1 GitHub repository, designed in KiCad, that use the AB14 by Knowles (-65℃~+125℃ 12.19mm 125V 1pF~14pF 3000@100MHz 插件 Trimmers, Variable Capacitors ROHS). See how each wires it, with its parts, size, README and files; the AB14’s symbol, footprint and pinout are on its own page.

epatel/discrete6502
A MOS 6502 CPU rebuilt from 4,051 discrete transistors on a 291x322mm six-layer board that reproduces the original die layout