LEAP#285 The TAP
Jan 15, 2017 builds p05-tapContributed by @tardate on Jan 15, 2017
Harking back to an old Boldport project, which harks back to a 1974 Elektor article .. and the main IC (7400 NAND gate) is still available! My full build notes are in the LittleArduinoProjects repo.