Post
John Calhoun
engineersneedart.com
did:plc:oxjqlammq27la2ojzsaev7vy
"Programmed" a simple harmonograph on the analog computer. One pendulum (displays red), a 2nd (yellow) and both mixed (green)—sometimes adding, sometimes subtracting.
Switch to XY-oscilloscope mode for the Lissajous curve.
(Next: double the program to 4 pendulums.)
#analog_computer #electronics
2026-05-10T02:53:25.268Z