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Search Results for: soldering iron

Using Microwave Oven Parts to build a Soldering Iron Heat Controller

Last Updated on March 8, 2019 by Swagatam Leave a Comment

Typical microwave wiring diagram

In this post we learn how to scavenge discarded microwave oven parts for making a useful soldering iron heat controller circuit which can then be used for maintaining controlled heat […]

Filed Under: Heater Controllers

2 Useful Energy Saver Solder Iron Station Circuits

Last Updated on March 13, 2019 by Swagatam 22 Comments

In this post we learn how to build a energy efficient soldering iron station circuit for achieving maximum power saving from the unit, by ensuring that it is automatically switched […]



Filed Under: Heater Controllers

Making a “Helping Third Hand” for Aiding Soldering Jobs

Last Updated on February 2, 2019 by Swagatam 12 Comments

The post explains a step by step construction of a “helping third hand” unit for assisting PCB soldering jobs in order to make the job much hassle free. The gadget […]

Filed Under: Home Electrical Circuits

Ultrasonic Fire Alarm Circuit using Air Turbulence Detection

Last Updated on October 3, 2020 by Swagatam 4 Comments

The simple ultrasonic fire alarm circuit explained below detects a fire hazard situation by picking up the variations in the surrounding air waves, or the air turbulence. The high sensitivity […]

Filed Under: Ultrasonic Projects, Security and Alarm

Simple Triac Phase Control Circuits Explored

Last Updated on October 4, 2020 by Swagatam 4 Comments

In a triac phase control circuit, the triac is triggered ON only for specific portions of the AC half cycles, causing the load to operate only for that period of […]

Filed Under: Industrial Electronics, Electronics Tutorial

How to Repair Mosquito Swatter Bats

Last Updated on August 17, 2019 by Swagatam 43 Comments

Repairing a mosquito bat is a process in which a malfunctioning mosquito bat is checked for faults using meters and restored to its earlier working condition. This post provides some […]

Filed Under: Home Electrical Circuits, Electronics Tutorial



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