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Analog electronics have been used for simulation for a long time. Mainly for simulation of analog components. But trying to use an analog processor for discret
by jbri 16y ago
Analog electronics have been used for simulation for a long time. Mainly for simulation of analog components.
But trying to use an analog processor for discrete computation? While it could work, part of the point of digital electronics is that you can build in error-correction at every single gate to mitigate the effects of not using ideal zero-resistance electrical components. In order to do that with an analog machine you'd either need to sample-then-recreate (essentially making it a digital-logic circuit) or have accurate knowledge of how much voltage is being dropped at each point (which is influenced by environmental factors such as ambient temperature).
- arethuza 16y agoAnalog computers used to come in various forms - including hydraulic. I once worked for an engineering Prof who had spent a lot of time using hydraulic analog computers to "solve" systems of equations modeling various kinds of real world systems. One thing that I thought was particularly neat is that he had spent time using a hydraulic analog computer to model the flow of fluid through building walls....