In this post I have explained 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 […]
Inverter Circuits
What’s Islanding in GTI (Grid Tie Inverter)
One big issue that most GTI manufacturers struggle to implement effectively is, what is commonly known as “islanding”, the following discussion throws light on this important factor and tries to find a solution. The issue was pointed out and clarified by Mr. Dennis, I have explained more. What’s GTI Islanding G’day, With any luck at […]
No Load Detector and Cut-off Circuit for Inverters
In this post I have explained a relay cut-off circuit which may be included in inverters to ensures that under a no load at the output the condition is quickly detected and the supply cut off, preventing the inverter from operating unnecessarily. The idea was requested by Mr. Rajath. Technical Specifications I need to adopt […]
How to Interface Arduino PWM with any Inverter
In this post I have explained how to interface an existing Arduino PWM signal with any inverter to convert it into a sine wave equivalent inverter. The idea was requested by Mr. Raju Visshwanath Technical Specifications I am in need of following inverter circuit designs: Single phase DC to AC inverter. Input 230 VDC. PWM […]
Multilevel 5 Step Cascaded Sine Wave Inverter Circuit
In this article I have explained how to make a multilevel (5 step) cascaded inverter circuit using a very simple concept developed by me. I have explained more regarding the details. The Circuit Concept In this website so far I have developed, designed and introduced many sine wave inverter circuits using straightforward concepts and ordinary […]
Synchronized 4kva Stackable Inverter
This first part of the proposed 4kva synchronized stackable inverter circuit discusses how to implement the crucial automatic synchronization across the 4 inverters with regards to frequency, phase and voltage to keep the inverters running independent of each other yet achieving an output that’s on par with each other. The idea was requested by Mr. […]




