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You may already have on hand a 12V AC/DC adaptor or 12V from your PC or 12V battery, but you need a 9V, 2.5A DC power supply for your embedded system. Certainly, you will need a DC-to-DC converter for...
Air-coolers provide cool air in a room by adding moisture to the air. This moist air is blown inside the room by an exhaust fan or blower, which makes the room temperature drop. These coolers require frequent refilling of...
Recently, researchers have discovered that application of large alternating current (AC)-producing oscillating electric fields can be used to suppress flames rapidly Fire is a powerful force! If managed properly, it has many uses; but if left unmanaged, it can be...
The article demonstrates the use of Message Queuing Telemetry Transport (MQTT) protocol in smartphones and Raspberry Pi. MQTT, a machine-to-machine Internet of Things (IoT) protocol, is useful for connecting with a remote client where a small code footprint or very...
Standard reed switches are small, have high reliability and a long life for demanding applications in automotive, industrial and all kinds of position control, position-sensing applications. Standard versions can be modified with terminals according to specific needs. Kai Hold,...
Sometimes a simple analogue power supply with adjustable output voltage and adjustable current-limiting function is needed. This article presents a simple power supply using an adjustable regulator LM350 that provides variable output up to 17V and maximum output current...
This project is based on Arduino Uno and Processing software for monitoring temperature and sending voice alerts. Processing is an open source IDE that can be used to visualise data and implement other functionalities. Circuit and working The circuit is built...
Selecting the right material, form and dimensions are key to producing a quality electronic product. Chris Nash, product manager for PCB Materials, Indium Corp., explains to Deepshikha Shukla how materials enable manufacturing of strong, reliable products that can endure...
Presented here is an electronic toy circuit for your child’s entertainment. The concept of a joint family is disappearing, and childcare is also becoming difficult. It is best to spend some quality time with your child by doing things...
3D printing has revolutionised the manufacturing sector through local and customised production. It remains one of the biggest technological trends. Benjamin Tan, vice president, Ultimaker Asia Pacific, discusses with Ayushee Sharma the various steps involved in getting the perfect...