Series and Parallel Circuits CLOSED, OPEN, AND SHORT CIRCUITS Water level controller circuit I-V Characteristic Curves The Signal Diode The Zener Diode The Light Emitting Diode Connecting LEDs Together in Series Diode Types of bipolar junction transistor Advantages and disadvantages of transistor series voltage regulator Block diagram of transistor series voltage regulator EFFECTS OF THE TEMPERATURE ON THE CHARACTERISTICS OF THE TRANSISTOR THERMAL STABILIZATION AND FACTOR OF STABILITY DETERMINATION OF A POINT OF OPERATION THE VALUES LIMIT FOR A TRANSISTOR The Common Emitter Amplifier Circuit The Common Collector (CC) Configuration NPN Transistor PNP Transistor Transistor as a Switch Junction Field Effect Transistor Biasing of an N-channel JFET The JFET Amplifier The MOSFET Basic MOSFET Structure and Symbol Depletion-mode MOSFET Enhancement-mode MOSFET The MOSFET Amplifier MOSFET as a Switch