How Op-Amp Generates Square Waves ⚡ | Astable Multivibrator Working
In this video, we study an important application of the Operational Amplifier — the Square Wave Generator ⚡ Using positive feedback and RC charging-discharging action, the op-amp continuously switches between saturation levels and generates a square waveform without any external input signal. This circuit is also known as: 👉 Astable Multivibrator using Op-Amp 📚 What you will learn: Square wave generator using Op-Amp Concept of astable multivibrator Role of positive feedback Charging and discharging of capacitor Why oscillations are generated automatically Frequency control using R and C ⏱️ Time Stamps 00:00 Introduction & why Square Wave Generators are Important 01:20 applications 01:30 How Square Wave is Generated 05:40 Frequency of Oscillation 07:50 Numerical & Final Conceptual Summary 🎯 Why this topic matters: ✔ Important application of Op-Amps ✔ Frequently asked in exams and interviews ✔ Connects feedback + RC circuits + switching behavior ✔ Useful in waveform generation and digital systems
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