Electronics

Pocket size FM receiver

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Below is the circuit idea for pocket size FM receiver using RF transistors. The circuit works off a small 4.5 volt battery or 5v USB. The heart of the circuit is the two RF transistors T1 and T2 to detect the Frequency Modulated signals.Coil L1 and the trimmer capacitor form the tuned circuit to tune […]

How-To

Raspberry pi as print server

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Making Raspberry pi as print server will help you in making your printer wireless. What you need ? Raspberry pi USB wireless dongle. USB Printer I am assuming that you have already setup raspberry pi with suitable OS.  Make sure that is is updated to latest version. To do so follow the following commands. sudo […]

Electronics

How to make digital clock using Arduino and DS1302

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To make a digital clock using Arduino and DS1302 we need following materials. Arduino UNO ( you can use any arduino) 16*2 LCD display DS1302 module/chip 1.2 k resistance Variable resistance 10k Pot Make the connections as mentioned below: Connecting the LCD: VSS –> GND Arduino VDP –> 5V Arduino VO –> output potentiometer (potentiometer […]

Electronics

Top 8 Post of 2017

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Summarizing the year with top post of the year 2017 Optimize Azure cost using automation account How to Install Linux Bash shell on Windows 10 UI Automation using Appium and WinAppDriver   How to Measure DevOps Success? Home Automation using Arduino UNO How to set-up Wireless on your Raspberry Pi Web server on raspberry pi […]

Electronics

How to make a Tachometer for bicycle

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To make a tachometer for bicycle tachometer we will be using Arduino and reed switch as the main component. We will design the tachometer to Display Speed and also temperature. Following are the list of components required. Parts list: Arduino Bicycle with reed switch LCD display 16×2 thermometer DS18B20 Servo resistor 1.2k Ω , 4.7k […]

Electronics

Home Automation using Arduino UNO

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In this post we will be designing home automation using Arduino UNO and IR remote control device. Components Required Arduino UNO board TSOP 1738 IR Remote Control Receiver 1 KΩ Resistor X 4 2N2222 NPN Transistor X 4 1N4007 Diode X 4 12 V Relay X 4 – relay board Remote Control Prototyping board (Bread […]

How-To

How to set-up Wireless on your Raspberry Pi

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Step 1: Configuring WLAN Connection Connect you USB Wifi adapter to your Raspberry Pi. Also, ensure that you are already connected to Ethernet cable. Boot your Pi int GUI and open the terminal window. Either directly on the Pi or through SSH. Next, check that the USB dongle is detected by your Raspberry Pi – […]