[sixteen] In a very differential analyzer, the output of one integrator drove the input of the next integrator, or perhaps a graphing output. The torque amplifier was the advance that authorized these devices to work. Starting from the twenties, Vannevar Bush and others made mechanical differential analyzers. The tide-predicting device https://roughgem.de/top-anzeichen-dass-ihr-pc-eine-reparatur-benotigt-diese-warnsignale-durfen-sie-nicht-ignorieren/