News & Updates Archives - Page 467 of 520

Momentary switch controls mains with latch-on and remote shutdown

Electronics News Updates / By Ibrar Ayyub

The purpose of this Design Idea was to improve reliability, add new features, and replace a latching power switch with a momentary one. The features are: The switch has foolproof protection against too frequent switching, which can be harmful for many applications. It can handle significant power because manual control and switching are separated. If […]

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Simple timer with PIC16F628A

Electronics News Updates / By Ibrar Ayyub

This is a quick project for a timer. Recently I finished my UV light exposure box and thought that it will be convenient to have a build in timer to switch off the light after preset time. So I had a PIC16F628A lying around and after searching the web I found a Brazilian site (I

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Build A Sound Activated Outlet Using Ardiuno

Electronics News Updates / By Ibrar Ayyub

The Clapper was a popular gadget in the 80’s and 90’s. It let you turn appliances on and off just by clapping. This can be pretty useful, but it has some limitations. First there is the problem of loud noises accidentally turning the lights off. Also, you can’t control multiple outlets independently of each other.

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Power Stacker: Stackable USB Rechargeable Battery System

Electronics News Updates / By Ibrar Ayyub

Please click below to visit our Kickstarter project page for Power Stacker, and pre-order a production model! http://www.kickstarter.com/projects/249225636/powe… Power Stacker is a portable, modular, USB rechargeable lithium-ion battery pack. Stack them together for power hungry projects or separate them for smaller projects with this modular system. The Gerber, BOM, and .STL files are available below.

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Dual MOSFET squeezes into PQFN package

Electronics News Updates / By Ibrar Ayyub

EL SEGUNDO, Calif. — International Rectifier, IR® (NYSE: IRF), a world leader in power management technology, today announced the introduction of the IRFH4257D FastIRFET™ dual power MOSFET housed in a high performance 4×5 PQFN power block package. The new package option expands the power block family’s capability to lower power for compact designs in 12V

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Smart RGB Strip with BLEduino DIY Guide

Electronics News Updates / By Ibrar Ayyub

Smart RGB LED Strip is based on the development of our BLEduino, using the Bluetooth 4.0, and the sample code written by EF men, by mobile phone APP, to control the switch of RGB LED strip, and the RGB LED color changing. The main principle is that using BLEduino mega328P chip three PWM pins respectively

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How to Drive a Latching Relay

Electronics News Updates / By Ibrar Ayyub

Latching relay (a.k.a. impulse relay) can be turned on and off by momentarily applying a voltage across the relay coil. The relay would maintain in its last switched state without the need to maintain the coil current. In this post, I will show a simple circuit which can be used to drive such relays. In

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FLIR TG165 – do you know a golden middle way …?

Electronics News Updates / By Ibrar Ayyub

If prices of thermal imaging cameras seem to you to be high, but you´d like to take advantage of a graphic temperature displaying, then the TG165 is the right device for you. Infrared thermometer or infrared camera? A typical dilemma, which device to choose can be solved very simply – by a purchase of imaging

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The Creator C120 dev Board

Electronics News Updates / By Ibrar Ayyub

Although originally announced back in August, the Creator C120 development board from Imagination Technologies can now be pre-ordered for delivery in January 2015. This capable little board can run Linux and Android. The board’s hardware includes a dual core, 1.2GHz MIPS32 based processor, PowerVR SGX540 graphics, 1GB DDR3 memory and a 4GB flash memory. It

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Microchip Introduces New 5V dsPIC33 “EV” Family for Enhanced Noise Immunity and Robustness in Harsh Environments

Electronics News Updates / By Ibrar Ayyub

Microchip Technology Inc. announced from the SPS IPC Drives Conference in Germany a new family of 16-bit dsPIC33 Digital Signal Controllers (DSCs) with the dsPIC33 “EV” family. This new family provides 5V operation for improved noise immunity and robustness, ideal for devices operating in harsh environments such as appliance and automotive applications. The dsPIC33EV family

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