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PWM Air Blower Controller Circuit for Biomass Cook Stoves

Last Updated on March 20, 2019 by Swagatam 6 Comments

The article details a PWM speed controller circuit for a fan air blower system to be used in Biomass cook stoves. The circuit also includes an uninterrupted automatic battery back-up […]

Filed Under: Industrial Electronics

Grid Transformer Fire Hazard Protector Circuit

Last Updated on March 20, 2019 by Swagatam Leave a Comment

The post explains a smart mains fire hazard protector circuit which can be used for preventing mains grid transformers from over heating and causing sparks or even burning due to […]



Filed Under: Industrial Electronics

SMPS Halogen Lamp Transformer Circuit

Last Updated on November 20, 2021 by Swagatam 19 Comments

One of the best substitutes for traditional light transformer for halogen bulbs is the electronic halogen transformer. It can also be used with non-halogen bulbs and any other form of […]

Filed Under: Industrial Electronics, Power Electronics, SMPS

SMPS Welding Inverter Circuit

Last Updated on August 3, 2020 by Swagatam 125 Comments

If you are looking for an option to replace conventional welding transformer, the welding inverter is the best choice. Welding inverter is handy and runs on DC current. The current […]

Filed Under: Industrial Electronics, SMPS

Simple High voltage Generator Circuit – Arc Generator

Last Updated on September 15, 2023 by Swagatam 51 Comments

A simple high voltage generator circuit is explained here which can be used to step up any DC level to about 20 times or depending upon the transformer secondary rating. […]

Filed Under: Industrial Electronics, Mini Projects, Simple Circuits

Automatic Generator Choke Actuator Circuit

Last Updated on February 12, 2019 by Swagatam 2 Comments

The post explains a simple automatic generator choke actuator circuit using a straightforward delay OFF timer circuit and a solenoid device.  The circuit was requested by Mr. Bob Perry. Technical […]

Filed Under: Industrial Electronics



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