In this post I have explained how to set or adjust an opamp 741 IC based battery charger circuit for implementing an automatic cut-off for the connected battery once it reaches the full-charge level. Since I have many such IC 741 battery charger circuits posted here, the instructions will be helpful for correctly setting up […]
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Opamp Hysteresis – Calculations and Design Considerations
In most automatic battery charger circuits in this blog you might have seen an opamp with a hysteresis feature included for some crucial function. In the following post I have explained the significance and design techniques for the hysteresis function in opamp circuits. To learn exactly what’s a hysteresis you can refer to this article […]
Simple Vertical Axis Wind Turbine Generator Circuit
In this post I have explained a simple vertical axis wind turbine generator circuit using ready made high power generator dynamo and a vertical axis wind turbine mechanism. The idea was requested by Mr. Taibani. Circuit Objectives and Requirements Hope you’re doing well. Firstly thanks for all the great knowledge & information you have given […]
Solar E Rickshaw Circuit
In this post I have explained a simple solar electric rickshaw or E rickshaw circuit which can easily built by anybody at home and used with a locally fabricated vehicle. The idea was requested by Mr. Amit. The Design Selecting a BLDC In one of my earlier posts I presented an idea which could be […]
Using Treadmill Exercise Bike to Charge Batteries
In this post I have explained how to use an exercise bike or a treadmill for charging a battery through a simple shunt regulator circuit with full charge cut-off feature. The idea was proposed by Mr. Peter Jaffe. Exercise Bike for Charging Battery I have been following your circuit tips for a little while. Very […]
Illuminating an LED using Wireless Power Transmission
In this post I have explained how to illuminate an LED using wireless power transmission. Wireless Power Technology Wireless power is an emerging technology in this present world. But the stunning fact is that it’s a century old concept. This concept was emerged by Nikola Tesla. Charging batteries through wireless power is used in many […]