Simulations

Set Application
PN junction simulation Model of a PN junction
J-FET curves J-FET curves shown as surface
J-FET simulation J-FET depletion zone effects
Two-pole low-pass filter Two-Pole Low-Pass Filter

Basic Circuits

Set Problems and solutions
Thevenin equivalents Thevenin
AC circuits AC circuits
Capacitors capacitors
Power power
RC circuits RC circuits
Voltage sources Voltage sources

Diodes

Set Problems and solutions
Diodes, physics aspects diodes, inner works
Diodes, simple circuits diodes, basic circuits
Diodes, quiescent point diodes, Q-point
Diodes, more circuits diodes, more circuits
Clippers clippers
Zener diodes Zener
Dynamic response of diodes Dynamics of diodes
Half wave rectifier HW rectifier
Full wave rectifiers FW rectifier
Bridge rectifiers Bridge rectifier
Silicon controlled rectifier SCRs

Transistors

Set Problems and solutions
Bipolar junction transistors biasing BJT biasing
Common emitter amplifiers CE amplifiers
Common collector amplifiers CC amplifiers
More BJT examples More BJT examples
Frequency response of BJT amplifiers Freq. response of BJT amplifiers
Load lines in BJT amplifiers Load lines BJT amplifiers
J-FET biasing J-FET biasing
FET amplifiers FET amplifiers
Amplifier with feedback Amplifier with feedback
Current sources Current sources

OPAMPS

Set Problems and solutions
Basic circuits with opamps Opamps, basic circuits
Variable gain amplifier Variable gain amplifier
Current amplifier with opamp Current amplifier
Adder with opamp Adder
Comparators Comparators
Integrator and derivator Integrator and derivator
Low pass filter Low pass filter
High pas filter High pass filter
Band pass filter Band pass filter
Special filters Special filters
Digital analog converter Converter DAC
Phase shifter Phase shifter
Rectifier compensated by opamp Rectifier without voltage drop

Applications

Set Problems and solutions
Relaxation oscillator Oscillator with one opamp
Oscillator based on a 555 chip Oscillator with 555
Mono stable based on a 555 chip One shot with 555
Lock-in amplifier Lock-in amplifier
Flip flops F/Fs
Logic gates logic gates
Shannon-Hartley equation Data transmission with noise