/sci/ - Science & Math

>>15102591
>ancient Egypt
Make switches out of hydraulic channels
>republican Rome
>renaissance Italy
Make electromechanical switches from mined copper and power them with waterwheels/slaves
>America, circa the Revolutionary War (or Britain, if you prefer)
>the Union during the Civil War (or the Confederacy if you prefer)
Make switches out of cordite
>WW1 era Britain
Make switches from steam valves
>WW2 era America
Use vacuum tubes

The architectural design is the same in all instances (just some simple accumulator machine)

>>14584300
if you are smart you should be able to solve your problems or cope with them in a smart way without killing yourself