UEENEEH113A – Trouble. amplifiers adv.

Nationally agreed nominal hours: 80
TAFE NSW hours: 72

T1. Single stage discrete amplifier d.c. characteristics

  • Risk and safety
  • Field effect transistors (FET) and Bi-junction transistor (BJT) circuit symbols
  • Quiescent (Q) point
  • Biasing methods for BJT and FETs
  • Circuit theory for BJT and FETs
  • Verification of performance of BJT and FET amplifier circuits

T2. Single-stage discrete amplifier small signal characteristics

  • Small signal gain
  • Gain measurements
  • Overdrive conditions

T3. Capacitive coupling in single-stage discrete amplifiers

  • Coupling capacitor functions
  • Coupling capacitor effect on low frequency response
  • Emitter\source bypass capacitor effect on low frequency response
  • Verification of circuit operation and frequency response (eg. Bode Plot).

T4. Multistage amplifier coupling methods

  • Coupling methods
  • Total gain
  • Bandwidth considerations
  • Verification of circuit operation

T5. Differential amplifiers

  • Differential amplifier concept
  • Typical circuit operation
  • Differential and common-mode gain
  • Common mode rejection
  • Constant current and voltage sources
  • Verification of circuit operation

T6. Negative feedback

  • Concept of negative feedback
  • Effects of negative feedback
  • Negative feedback configurations
  • Amplifier gain and negative feedback

T7. Introduction to classes of power amplifier operation

  • Power efficiency
  • Classes and applications
  • Crossover distortion
  • Class AB operation
  • Heat sinking

T8. Complimentary symmetry power amplifiers

  • Biasing and crossover distortion
  • Power efficiency
  • Quasi-complimentary and Darlington output configurations
  • Complete amplifier operation
  • D.C. operating condition calculations
  • Verification of circuit operation

T9. Other solid state power amplifier design

  • Transformer coupled power amplifiers
  • I.C. power amplifiers
  • Class D power amplifiers