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Electricity and Electronics for Renewable Energy Technology by Ahmad Hemami

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18Transistor Circuits

OBJECTIVES: After studying this chapter, you will be able to

  • Describe the characteristic curves of transistors
  • Explain other ways that a transistor amplifier can be made
  • Define various classes of amplifiers and their differences
  • Use transistors in circuits
  • Use a transistor for voltage or current amplification
  • Define emitter follower
  • Explain the input and output impedances
  • Explain impedance matching
  • Define voltage and current gains
  • Describe coupling in amplifiers and the ways this is carried out

New terms: Active region, breakdown voltage, cascaded, conduction angle, coupling (in amplifier), current gain, emitter follower, fixed bias, impedance matching, input impedance, load line (in transistor), output impedance, power ...

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