Application notes

Analog circuits

• Basic Electrical Engineering, Unsolved Problem 2-13
• Problems in Electrical Engineering, Unsolved Problem No.39

Amplifiers

• Transistor Amplifier
• Amplifier With CMOS Inverters
• Operational Amplifier
• CMOS Operational Amplifier
• Logarithmic DC Amplifier

Waveform Generation

• Negative Resistance Resonant Oscillator
• Sine Wave Oscillator With CMOS Inverter
• Three Phase Generator
• Sawtooth Waveform Generator
• Multiple Waveform Generator

Active Filters

• Low-Pass Filter
• Low-Pass Filter with Transistor
• High-Pass Filter
• High-Pass Filter with Transistor
• Band-Pass Filter
• Notch filter

Electronic Reactances

• Windingless Inductor
• Windingless Capacitor

Power Supplies

• Current Transformer
• Low DC Voltage Stabiliser
• Phase Controlled AC Switch
• AC/DC Power Supply
• Controlled Blocking Oscillator
• Controlled Flyback Converter
• Power Inverter with Trapezoidal Waveform
• Transformerless DC Voltage Converter
• Regulated DC Power Supply

Analog Signal Processing

• Circulator
• Precision Peak Value Detector
• Frequency Discriminator
• Synchronous Demodulator
• Spectrum Analyzer
• Delay Lines

Electro-Acoustics

• Bass Boost Preamplifier
• Sound Patern Equalizer
• Phono Preamplifier
• Audio Power Amplifier
• Sound Pressure Response Of A Loudspeaker

Digital circuits

Basic Logic Circuits

• Polynomial Representation Of Logic Gates
• Inverters With Comlementary Semiconductors
• NAND And NOR Gates
• Exclusive OR Gate

Digital Circuits

• Schmitt Trigger
• Astable Multivibrators
• Monostable Multivibrators
• Bistable Pushbutton Circuit
• Monostable Circuit for Signal Monitoring

Counting Circuits

• Bistable Multivibrators
• Four Phase Ring Counter
• D Flip-Flop As A Frequency Divider

Modelling

• Nonlinear Transformer

Optimization cases

• Simple Amplifier
• Schmitt Trigger
• Triangle to Sine Waveform
• Fifth-order Active Low-pass Filter
• Active Low-pass RC Filter
• CMOS Operational Amplifier
• Analytical Case

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