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Phase Shift Oscillators – Wien-Bridge, Buffered, Quadrature, Bubba

In the previous post we learned about the critical considerations required while designing an op-amp based phase shift oscillator. In this post we will take it further ahead and know more regarding the types of phase shift oscillators and how to calculate the involved parameters through formulas. Wien-bridge circuit The below given diagram shows the … Read morePhase Shift Oscillators – Wien-Bridge, Buffered, Quadrature, Bubba

LC Oscillator Working and Circuit Diagram Details

In this post we are going to understand how LC oscillator circuits functions and we will be constructing one of the popular LC based oscillator – Colpitts oscillator. What are Oscillators Electronic oscillators are used in most of our daily used electronic gadgets ranging from digital clock to high end core i7 processor. Oscillators are … Read moreLC Oscillator Working and Circuit Diagram Details

Sine Wave Inverter using Bubba Oscillator Circuit

In this post we learn how to make a simple sine wave inverter using bubba oscillator sine wave generator. The idea ws requested by Mr. Ritwik Naudiyal. Technical Specifications  I am a 4th year B.Tech Student Electrical Eng. We are trying to make pure wave sine wave inverter using PWM and bubba oscillator for our … Read moreSine Wave Inverter using Bubba Oscillator Circuit

Beat Frequency Oscillator (BFO) Metal Detector Circuit

The post explains a simple metal detector circuit using the beat frequency oscillator (BFO) concept, the BFO technique is considered to be the most accurate and reliable methods of detecting metals. How it Works The circuit functioning may be understood with the following points: The proposed metal detector uses a 4093 quad Schmitt NAND IC … Read moreBeat Frequency Oscillator (BFO) Metal Detector Circuit

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