"But take away the fancy GPS shells and the AGS, and its digital fire control system are no more accurate than mechanical analog technology that is nearly a century old." Yeah, and take away the fancy ...

So my buddy analog guru Eric Schlaepfer found a neat series of US Navy videos about their fire-control computers used before tubes and op-amps did the calculations. Mechanical engineers are sure to ...

This component has an aluminum frame and three gears on top. It appears to have two similar mechanisms on the inside – each includes a shaft, a screw with linkages, and a cylinder turned by rotating a ...

In the mid 1960's, an undergraduate friend invited me along to a lab where he had to run some “programs” on an analog computer. That sounded interesting. He set up his program with resistors and ...

This object has a metal plate box construction, allen cap screws, and metal gears and ball bearings. It appears to be a two unit component integrator . A tag on the bottom reads: BUR. ORD. ASSEMBLY ...

Very well researched and educational article - just by reading and watching the embedded clips I now know how a mechanical computer works and also a bit about fire control. I visited the HMS Belfast ...