Electronic Analog Computers: (d-c Analog Computers)

accuracy adjustment aircraft amplifier circuits amplifier stages amplitude applications arrangement automatic pilot block diagram capacitor cathode circuit of Fig components computer run computer setup computing elements connected constant corresponding d-c amplifier d-c analog computers deflection described in Sec devices differential amplifier differential analyzer differential equations diode discussed in Sec effects electronic error feedback Figure filament flight simulator frequency function potentiometers high-frequency initial conditions input voltage integrating capacitor linear load loop machine equation machine variables MIT Radiation Laboratory modulated motor multiplier networks nonlinear obtained operational amplifier output terminals output voltage panel parameters patch bay performance equation phase plate possible power supplies problem puter R₁ recorder regulator relay repetitive computers RESET resistance resistors scale factors servo servomechanisms shaft shown in Fig shows simple solution summing amplifier switch tion transfer function tube vacuum tube values voltage changes voltage X1 volts X₁ zero