Pocket size FM receiver
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…
A home to software testing, electronics circuits & projects, tips and tricks and digital diary.
A home to software testing, electronics circuits & projects, tips and tricks and digital diary.
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Raspberry pi as print server
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…
How to make digital clock using Arduino and DS1302
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…
How to make a Tachometer for bicycle
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.…
Home Automation using Arduino UNO
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…
Optimize Azure cost using automation account
Azure VM cost whenever it is up and running. There are times when you are not using the VMs and can be taken down to reduce the cost. This step…
How to set-up Wireless on your Raspberry Pi
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…
Time delay relay circuit
What is a time delay relay circuit? In a time delay relay circuit, relay contacts are closed or open after the preset time interval. Whereas in a normal relay contacts…
1 Watt audio amplifier for Mobile device
About LM4890 1 Watt audio amplifier for mobile device has been designed using LM4890 power amplifier. LM4890 is primarily designed for mobile phones and other portable devices. It is capable…