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Electrical Technology, Vol2: Machines and Measurements, 1/e by S. P. Bali

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43

Servos and Synchros

OBJECTIVES

In this chapter you will learn about:

  • Important characteristics of servos
  • Angular displacement
  • Operational amplifier characteristics
  • Transfer function
  • Operational amplifier specifications
  • Different types of d.c. servomotors
  • A.c. servomotors
  • Magnetic damping
  • Types of synchros
  • Self-synchronous system
  • Advantages of self synchronous units
equation

Elevation angle sensing(tracking system)

43.1  INTRODUCTION

Servos are closed-loop control systems used to determine the position, velocity, or acceleration of mechanical loads. There are four important characteristics of servos, which are as follows:

  1. A servo is actuated by ...

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