Lesson Archives

  1. Design, Simulation and measurement of the frequency of Operation of Op-Amp based VCO in LT SPICE. Voltage Controlled Oscillator.  Voltage vs. Frequency Curve. Op-amp Based Astable multi-vibrator.
  2. Differential Amplifier  Designs using discrete BJT and Simulation with LT SPICE.   The required theory is covered in the video and a demonstration of simulation using LT SPICE is also included in the video.
  3. Common Emitter (CE) Amplifier Design using discrete BJT and Simulation with LT SPICE.   The required theory is covered in the video and demonstration of simulation using LT SPICE is also included in the video.
  4. Amplitude Modulation, Need for Modulation, AM modulator demodulator, Equation of AM Signal , Modulation Index, Power and Bandwidth of AM Signal Envelope/Diode AM Detector Synchronous or Coherent Demodulation Diode vs. Coherent  Double Sideband Suppressed Carrier DSBSC Modulator Costas Loop Single Sideband Suppressed Carrier SSBSC Modulator SSBSC Demodulator
  5. DC Motors:  Motor Characteristics, Two Point Starter, Three point Starter,  DC Shunt wound Motors, DC Series Wound Motors ,  Separately Excited DC motors, Speed regulation.