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RF module - Wikipedia

RF module - Wikipedia

An RF module (short for radio-frequency module) is a (usually) small electronic device used to transmit and/or receive radio signals between two devices.In an embedded system it is often desirable to communicate with another device wirelessly.This wireless communication may be accomplished through optical communication or through radio-frequency (RF) communication.

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Introduction & Getting Started with ESP8266 WiFi Transceiver

Introduction & Getting Started with ESP8266 WiFi Transceiver

Apr 25, 2017 · 12V Adapter to power the board. Circuit Explanation: The Schematics of the board is shown below. Some might have tried powering your ESP directly from your FTDI and got it working, but the following are the reasons to build your own board with few additional components: Only few FTDI boards can source enough current for the ESP module.

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Simple Metal Detector Circuit Diagram using 555 Timer IC

Simple Metal Detector Circuit Diagram using 555 Timer IC

May 14, 2015 · They are used for the safety of people to detect anyone carrying a metal (Arms etc). In this project we are going to design a simple metal detector circuit. There are so many metal detector designs but most of them are complex in design so here we are going to design a simple metal detector circuit using 555 Timer IC.

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Remote control - Wikipedia

Remote control - Wikipedia

In electronics, a remote control or clicker is an electronic device used to operate another device from a distance, usually wirelessly.For example, in consumer electronics, a remote control can be used to operate devices such as a television set, DVD player or other home appliance, from a short distance. A remote control is primarily a convenience feature for the user, and can allow operation .

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PCB Layers Explained: Multilayer Boards and Stackup Rules .

PCB Layers Explained: Multilayer Boards and Stackup Rules .

Sep 11, 2019 · The organization of the house and the layered approach also sets up routing for electrical, HVAC, and plumbing services. Drywall, paint, finish lumber create layers of aesthetic appeal that transform the shell of the house into a home. Much like a house, a printed circuit board too needs a strong organizing principle.

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Electronic Circuits Archives - Engineers Garage

Electronic Circuits Archives - Engineers Garage

Sorry, no content matched your criteria .

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Circuit Breakers and Switches , Schneider Electric

Circuit Breakers and Switches , Schneider Electric

Discover Schneider Electric range of products in Circuit Breakers and Switches: ComPact NSXm,ComPact NSX,ComPact NS,PowerPact B Multistandard,PowerPact Multistandard,EasyPact EZC,EasyPact CVS,Compact NSC100,Compact OS,Compact NG160,Compact NS < 630A,ComPact NSF/NSJ,Product references for Configurator,Enerlin’X FDM,Fire

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How Do Drones Work And What Is Drone Technology ,

How Do Drones Work And What Is Drone Technology ,

Oct 30, 2019 · How Do Drones Work And What Is Drone Technology. Posted October 30, 2019 by Fintan Corrigan. . to the circuit boards, chipset and software, which are the brains of the drone. . These were widely used in Afghanistan and Pakistan.

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Automatic Streetlights that Glow on Detecting Night and .

Automatic Streetlights that Glow on Detecting Night and .

IR obstacle detector sensor diagram and working [8]. E. Resistors A resistor is a passive electronic component, used with other electronic components such as LEDs and sensors to prevent or limit the flow of electrons through them as illustrated in Fig. 6. It works on the principle of Ohm’s law which prevent overflow of voltage. Figure 6.

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RF Based Wireless Remote Control Switch

RF Based Wireless Remote Control Switch

This circuit complements the RF transmitter built aorund the small 434MHz transmitter module. . I am working on one equipment for nanoparticle development. . "In principle, the Drain of T1 generates an equal frequency square-wave signal as inputted by IC1 to" Ultrasonic Mist. "Thank you for your reply, dear author! What role do 100nF .

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How to Transfer Files from PC to PC , HP® Tech Takes

How to Transfer Files from PC to PC , HP® Tech Takes

Trying to transfer data from an old laptop to a new one? If your old computer isn’t working, you might think you’re out of options as far as recovering your data goes, but thankfully you’re wrong. Both solid-state drives (SSD) and hard disk drives (HDD) use SATA cables to link them to the main circuit board, also known as the motherboard.

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Online Moisture Measurement for Industrial Applications .

Online Moisture Measurement for Industrial Applications .

Online Moisture Measurement of bulk solids. As a manufacturer of various solutions in the field of process control and diverse sensors, we can offer you the optimal solution for your application, even for very demanding measuring tasks.

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China Alarm, Alarm Manufacturers, Suppliers, Price , Made .

China Alarm, Alarm Manufacturers, Suppliers, Price , Made .

China Alarm manufacturers - Select 2019 high quality Alarm products in best price from certified Chinese Security manufacturers, Alarm System suppliers, wholesalers and factory on Made-in-China

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42 water Projects - Arduino Project Hub

42 water Projects - Arduino Project Hub

Interested in water? Explore 42 projects tagged with water. Find these and other hardware projects on Arduino Project Hub.

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Automatic Streetlights that Glow on Detecting Night and .

Automatic Streetlights that Glow on Detecting Night and .

IR obstacle detector sensor diagram and working [8]. E. Resistors A resistor is a passive electronic component, used with other electronic components such as LEDs and sensors to prevent or limit the flow of electrons through them as illustrated in Fig. 6. It works on the principle of Ohm’s law which prevent overflow of voltage. Figure 6.

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E-Waste Management: As a Challenge to Public Health in India

E-Waste Management: As a Challenge to Public Health in India

Dec 31, 2009 · Burden of E-Waste. In India, solid waste management, with the emergence of e-waste, has become a complicated task. The total waste generated by obsolete or broken down electronic and electrical equipment was estimated to be 1,46,000 tonnes for the year 2005, which is expected to exceed 8,00,000 tonnes by 2012.() However, according to the Greenpeace Report, in 2007, India generated

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What is home automation system? - Structure, Types

What is home automation system? - Structure, Types

Wireless Home Automation. This is the expansion and advancement of wired automation which uses wireless technologies like IR, Zigbee, Wi-Fi, GSM, Bluetooth, etc., for achieving remote operation.As an example, the GSM based home automation provides the controlling of home equipments by an SMS to the GSM modem.. As a practical example, the following home automation system project, in which

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Samsung Galaxy Tab Series Parts - iFixit

Samsung Galaxy Tab Series Parts - iFixit

Parts that work with Samsung Galaxy Tab Series: Galaxy Tab 4 10.1 (Wi-Fi) Charging Assembly . The Samsung Galaxy Tab is a line of tablets released by Samsung starting in September of 2010. Each tablet generation varies in size with 7.7, 8.9 and 10.1-inch displays. All

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RF Module (Transmitter & Receiver)

RF Module (Transmitter & Receiver)

The RF module, as the name suggests, operates at Radio Frequency. The corresponding frequency range varies between 30 kHz & 300 GHz. In this RF system, the digital data is represented as variations in the amplitude of carrier wave. This kind of modulation is known as Amplitude Shift Keying (ASK). Transmission through RF

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IOT based Voice Controlled Home Automation using ESP8266 .

IOT based Voice Controlled Home Automation using ESP8266 .

In this project in which we will build a Voice Controlled Home Automation using ESP8266 Wi-Fi module, where you can control your Home AC appliances using your Voice though an Android App from anywhere in the world.

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China PCB Board, PCB Board Manufacturers, Suppliers,

China PCB Board, PCB Board Manufacturers, Suppliers,

Amongst the wide range of products for sale choice, PCB Board is one of the hot items. Design engineers or buyers might want to check out various PCB Board factory & manufacturers, who offer lots of related choices such as circuit board, printed circuit board and pcba. You can also customize PCB Board orders from our OEM/ODM manufacturers.

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IOT Based Air Pollution Monitoring System using Arduino .

IOT Based Air Pollution Monitoring System using Arduino .

Dec 10, 2016 · In this project we are going to make an IOT Based Air Pollution Monitoring System in which we will monitor the Air Quality over a webserver using internet and will trigger a alarm when the air quality goes down beyond a certain level, means when there are sufficient amount of harmful gases are present in the air like CO2, smoke, alcohol, benzene and NH3.

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Recycling Old Computers , HowStuffWorks

Recycling Old Computers , HowStuffWorks

Recycling old computers can be accomplished when people follow proper, valid channels. When the recycling trend is on the upswing, the market inevitably starts to respond. Manufacturers are taking back some old electronics from customers and recycling or refurbishing them. In certain instances, companies are improving their products so they contain fewer toxins to begin with.

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Motion Detector Circuit with Working Description and Its .

Motion Detector Circuit with Working Description and Its .

Motion Detector Circuit. Motion detector circuit can be implemented by using different controllers like 555 timers, microcontrollers, etc., and by using different sensors like IR, PIR, and the Ultrasonic sensors discussed above. Motion Sensor Detector Circuit with a Timer. Motion detector consists of two sections: transmitter and receiver.

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Importance of Home Automation System and Applications

Importance of Home Automation System and Applications

Home Automation under WiFi through Android apps from any Smartphone Project Block Diagram by edgefxkits. The touch commands are given from the mobile phone and are sent to the nearby wireless modem using allotted IP. The WiFi module receives these commands and fed it to 8051 series microcontroller interfaced to it. The relays interfaced .

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Arduino Irrigation and Automatic Plant Watering with Soil .

Arduino Irrigation and Automatic Plant Watering with Soil .

This project is about a moisture-sensing automatic plant watering system using Arduino UNO. The system reads the moisture content of the soil using soil moisture sensor and switches ON the motor when the moisture is below the set limit. When the moisture level rises above the set point, the system .

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Informal electronic waste recycling: A sector review with .

Informal electronic waste recycling: A sector review with .

Informal recycling is a new and expanding low cost recycling practice in managing Waste Electrical and Electronic Equipment (WEEE or e-waste). It occurs in many developing countries, including China, where current gaps in environmental management, high demand for second-hand electronic appliances and the norm of selling e-waste to individual collectors encourage the growth of a strong informal .

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IOT Based Garbage Monitoring Project using Arduino & ESP8266

IOT Based Garbage Monitoring Project using Arduino & ESP8266

Nov 24, 2016 · Arduino Based Distance Measurement using Ultrasonic Sensor; Distance Measurement using HC-SR04 and AVR Microcontroller ESP8266 Wi-Fi Module: ESP8266 is a Wi-Fi module which will give your projects access to Wi-Fi or internet.It is a very cheap device but it

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Circuit Breakers and Switches , Schneider Electric

Circuit Breakers and Switches , Schneider Electric

Discover Schneider Electric range of products in Circuit Breakers and Switches: ComPact NSXm,ComPact NSX,ComPact NS,PowerPact B Multistandard,PowerPact Multistandard,EasyPact EZC,EasyPact CVS,Compact NSC100,Compact OS,Compact NG160,Compact NS < 630A,ComPact NSF/NSJ,Product references for Configurator,Enerlin’X FDM,Fire

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E-waste: A Growing Problem , EDN

E-waste: A Growing Problem , EDN

The Electronics Recycling Co. DMC is an ISO 14000-certified company that only deals with institutional and large corporate customers. It does all of its recycling and resource recovery domestically, guaranteeing customers immunity from disposal-related liability and that it wont dispose of electronics in landfills, Campbell said.

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IOT Based Garbage Monitoring Project using Arduino &

IOT Based Garbage Monitoring Project using Arduino &

Nov 24, 2016 · Arduino Based Distance Measurement using Ultrasonic Sensor; Distance Measurement using HC-SR04 and AVR Microcontroller ESP8266 Wi-Fi Module: ESP8266 is a Wi-Fi module which will give your projects access to Wi-Fi or internet.It is a very cheap device but it

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Electronic Waste Dump of the World: Guiyu, China .

Electronic Waste Dump of the World: Guiyu, China .

Jul 17, 2011 · There are thousands of individual workshops where laborers snip cables, pry chips from circuit boards, grind plastic computer cases into particles, and dip circuit boards in acid baths to dissolve the lead, cadmium, and other toxic metals. Thousands more work to strip insulation from all wiring in an attempt to salvage tiny amounts of copper wire.

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Dangerous labour: The little-known 'e-waste' .

Dangerous labour: The little-known 'e-waste' .

He says that a number of foreign companies have contacted the Pakistan EPA to start work in the recycling industry and reuse e-waste in the country, if the business is given legal cover through .

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Different Types of Printed Circuit Boards

Different Types of Printed Circuit Boards

The acronym of the printed circuit board is PCB, it is a self contained board with interconnected electrical and electronic components found in various devices ranges from beepers to pagers, radios, radar and computer systems. The circuits are produced by a slight layer of conducting material deposited on the outside of an insulating board called as the substrate.

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Chris Jordan – Art Works for Change

Chris Jordan – Art Works for Change

In a body of work entitled “Intolerable Beauty: Portraits of American Mass Consumption,” Jordan visited landfills and recycling centers to photograph vast piles of discarded products such as cell phones, chargers, circuit boards, crushed cars, glass bottles and other consumer goods.

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Pcb Buyers, Buying Leads, Pcb Importers - EC21

Pcb Buyers, Buying Leads, Pcb Importers - EC21

International Quanlity PCB Factory 13 Oct, 2014. Mi ni ntel Technology Co.,Limited is a professional manufacturer of all ki nds of PCB PCBA,such a s GPS Mai nboard,MID Mai nboard,Video Audio mai n board, so on.We have a me than 6000 square meters facty, have over 800 employees. i n the RD department, all our engi neers have at lea st 10+ years of designi ng PCB PCBA experiences,so we

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IOT Based Air Pollution Monitoring System using Arduino .

IOT Based Air Pollution Monitoring System using Arduino .

Dec 10, 2016 · In this project we are going to make an IOT Based Air Pollution Monitoring System in which we will monitor the Air Quality over a webserver using internet and will trigger a alarm when the air quality goes down beyond a certain level, means when there are sufficient amount of harmful gases are present in the air like CO2, smoke, alcohol, benzene and NH3.

Get Price >>
Electronic Waste Dump of the World: Guiyu, China .

Electronic Waste Dump of the World: Guiyu, China .

Jul 17, 2011 · There are thousands of individual workshops where laborers snip cables, pry chips from circuit boards, grind plastic computer cases into particles, and dip circuit boards in acid baths to dissolve the lead, cadmium, and other toxic metals. Thousands more work to strip insulation from all wiring in an attempt to salvage tiny amounts of copper wire.

Get Price >>