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Solar cells are semi-conductor devices which use sunlight to produce electricity. They are manufactured and processed in a similar fashion as computer...
This is a pulse generator with adjustable duty cycle made with the 555 timer IC. The circuit is an astable multivibrator with a 50% pulse duty cycle. The difference from the standard design of a 555...
Relays are mainly made for two basic operations...
A thermocouple is a sensor for measuring temperature. This sensor consists of two dissimilar metal wires, joined at one end, and connected to a thermocouple thermometer or other thermocouple-capable...
In the future Internet of Things (IoT), communications-capable machines will be by far the most common type of device...
Detects body heat (infrared energy). Passive infrared sensors are the most widely used motion in home security systems. When your system is armed,...