DISCRETE SEMICONDUCTOR CIRCUITS Tutorials and Guide

• Voltage regulator
• Transistor as a switch
• Static electricity sensor
• Pulsed-light sensor .
• Voltage follower
• Common-emitter amplifier
• Multi-stage amplifier
• Current mirror
• JFET current regulator
• Differential amplifier
• Simple op-amp
• Audio oscillator
• Vacuum tube audio amplifier .