by Roger Clark | In my previous post, I reviewed some “5V 1W” solar panels, with a view to using them to power some IoT devices, and in this post I’ll show my experiments and conclusions about using the panel to charge the battery. LiPo cells have […]
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Lipo Battery Guide
What’s a Lipo battery? Lipo Battery, its full name is lithium polymer battery, people also called Li-po battery, or more correctly lithium-ion polymer battery (abbreviated as LiPo, LIP, Li-poly and others). Lipo is a rechargeable battery of lithium-ion technology using a polymer electrolyte instead of a […]
Weather Station using ESP8266 NodeMCU with BME280 Sensor and Nokia LCD Display
This tutorial shows how to build a simple weather station using ESP8266 NodeMCU board (ESP12-E module) and BME280 barometric pressure, temperature & humidity sensor.The NodeMCU reads temperature & humidity & pressure values from the BME280 sensor and prints them (respectively in °C & RH% & […]
Weather Station using ESP8266 NodeMCU with BME280 Sensor & ST7789 TFT
This tutorial shows how to build a simple weather station using ESP8266 NodeMCU board (ESP12-E module) and BME280 barometric pressure, temperature & humidity sensor.The NodeMCU microcontroller (ESP8266EX) reads temperature & humidity & pressure values from the BME280 sensor and prints them (respectively in °C & […]
Weather Station using ESP8266 NodeMCU with SSD1306 OLED and BME280 sensor
This post shows how to build a weather station using ESP8266 NodeMCU development board (ESP12-E module) and BME280 barometric pressure, temperature & humidity sensor.The NodeMCU reads temperature & humidity & pressure values from the BME280 sensor and prints them (respectively in °C & RH% & […]
Clock using ESP8266 NodeMCU with ST7789 TFT and DS3231 RTC
This tutorial shows how to make a digital real time clock using ESP8266 NodeMCU board (ESP-12E) and DS3231 RTC module where time & date can be set with two push buttons connected to the NodeMCU and they are printed (with RTC chip temperature) on ST7789 […]
XH-M240 Battery Capacity Tester mAh mWh for 18650 Lithium Battery Digital Measurement Lithium Battery Power Detector Tester Voltmeter
Hella Kharlamova Description: It is a Lithium battery capacity tester.It is used to test the voltage, discharge capacity and discharge energy of a 18650 lithium battery. Features: – Dual working power supply- 18650 battery special tester- Support display discharge capacity- Support display discharge energy- Support parameter memory function Specifications: Work […]
Dire Wolf – APRS software
Dire Wolf is a software “soundcard” AX.25 packet modem/TNC and APRS encoder/decoder. It can be used stand-alone to observe APRS traffic, as a tracker, digipeater, APRStt gateway, or Internet Gateway (IGate). Documentation for Dire Wolf Click on the document name to view in your web […]
Interfacing ESP8266 NodeMCU with ILI9341 TFT display
This tutorial shows how to interface ESP8266 NodeMCU (ESP-12E) board with ILI9341 TFT display.The ILI9341 TFT module contains a display controller with the same name: ILI9341. It’s a color display that uses SPI interface protocol and requires 4 or 5 control pins, it’s low cost […]
Home Automation using NodeMCU & Blynk App (IoT) – WiFi Relay Module
Post author: techstudycell Description: In this IoT based project, we will learn how to make a Home Automation project using NodeMCU and Blynk App. The circuit is very simple, we just need a Nodemcu board and a relay module to control home appliances securely from […]
Interfacing ESP8266 NodeMCU with ST7789 TFT Display
This tutorial shows how to interface ESP8266 NodeMCU (ESP-12E) board with ST7789 TFT display.The ST7789 TFT module contains a display controller with the same name: ST7789. It’s a color display that uses SPI interface protocol and requires 3, 4 or 5 control pins, it’s low […]
Interfacing ESP8266 NodeMCU with Nokia 5110 LCD
This post shows how interface ESP8266 NodeMCU development board (ESP12-E module) with Nokia 5110 (3310) graphical LCD screen.The name Nokia 5110 (3310) comes from Nokia 5110 (or Nokia 3310) mobile phone. The Nokia 5110 LCD has a controller named PCD8544, it is similar to the […]
Interfacing ESP8266 NodeMCU with SSD1306 OLED
This topic shows how to interface the SSD1306 OLED display with ESP8266 NodeMCU development board (ESP-12E). The display used in this project has a resolution of 128×64 Pixel and works in I2C mode, that means the NodeMCU communicates with the display using I2C communication protocol. The […]
Raspberry Pi 4: Review, Buying Guide and How to Use
Faster processor, more RAM and 4K video output By Avram Piltch Editor’s Choice(Image: © Shutterstock) OUR VERDICT Starting at just $35 for the 2GB model, the Raspberry Pi 4 is the world’s best single-board computer, a must-have for tech enthusiasts of all ages. FOR Much faster […]
Raspberry Pi Print Server: Setup a Network Printer
by Gus In this tutorial, I will be going through the steps on how to set up a Raspberry Pi Print Server. The process of getting the software installed is pretty simple, but configuring it and getting a Windows network to find the print server is […]
OLED I2C Display Arduino/NodeMCU Tutorial
By Tarantula3 The very first program you write when you start learning a new programming language is: “Hello World!”. The program itself does nothing more than printing a “Hello World” text on the screen. So, how do we get our Arduino to display the “Hello World!”? […]
Guide for I2C OLED Display with Arduino
This article shows how to use the SSD1306 0.96 inch I2C OLED display with the Arduino. We’ll show you some features of the OLED display, how to connect it to the Arduino board, and how to write text, draw shapes and display bitmap images. Lastly, […]
Wireless Notice Board using GSM and Arduino
ARDUINO By Saddam Wireless notice board is very selective term for this project, as it has a very wide scope rather than just being a simple notice board. First we should understand the purpose of this project, in this system we can display a message or […]
Arduino based Vehicle Tracker using GPS and GSM
By Saddam In our previous article, we have learned about “How to interface GPS module with Computer and How to make a GPS updated Clock”. In this project we are going one step ahead with GPS and going to track a vehicle using GPS and GSM. This Vehicle Tracking System can also […]
GSM Based Home Automation using Arduino
ARDUINO By Saddam Mobile phone is a revolutionary invention of the century. It was primarily designed for making and receiving calls & text messages, but it has become the whole world after the Smart phone comes into the picture. In this project we are building […]
How to Use GPS with Arduino
ARDUINO By Saddam GPS is a very useful device which is used in many electronics projects and applications like vehicle tracking system, GPS Clock, Accident Detection Alert System, traffic navigation and surveillance system etc. But question is how to use the GPS and read the data from GPS? We can easily get […]
Arduino GPS Clock
ARDUINO By Saddam There are many GPS satellites around the Earth which are used to provide the exact location of any place. Along with the location coordinates (Latitude and Longitude), it also provide other data like time, date, altitude, direction tracking angle etc. We have […]
Playing with HDTV Antennas
With the CBCinstalling an HDTV transmitter in the area, I decided to look at OTA (off-the-air) HDTV as an alternative to Starchoice HDTV. With the transmitter site no more than 25 kms from my house, rabbit ears or a folded dipole probably would work ok, […]
AirPi – Air Quality Sensor
By TijlDeLandtsheer Introduction: AirPi – Air Quality Sensor Have you ever wondered why you’re getting a headache? And if this is due to a bad air quality? With this device you’re able to check if this is the case. This device measures the CO2-value, TVOC-value, temperature […]
Tweet with Morse code
By PJ Evans. When Samuel Morse created his communication system in the mid-1800s, it revolutionised wireless communication. The original idea was that simple electronic pulses could be sent further and more reliably than voice, and so the Morse alphabet was used to describe each letter […]
DHT11 vs DHT22 vs LM35 vs DS18B20 vs BME280 vs BMP180
There are a wide variety of temperature sensors compatible with Arduino, ESP32, ESP8266 and other development boards. So, it can be difficult to to pick up the most suitable sensor for your project. In this article, we’ll compare 6 widely used temperature sensors: DHT11, DHT22, […]
Build a remote Surveillance Camera using motionEyeOS & Raspberry Pi
Download PDFYouTube Introduction Surveillance cameras are everywhere these days, or so it seems. You’ll find them everywhere – protecting businesses and property, guarding residences or keeping an eye on children and their babysitters. The availability of low-cost camera modules makes a surveillance camera an excellent […]
Track A Vehicle on Google Maps using Arduino, ESP8266 & GPS
BySaddam Vehicle Tracking System becomes very important now days, especially in case of stolen vehicles. If you have GPS system installed in your vehicle, you can track you Vehicle Location, and its helps police to track the Stolen Vehicles. Previously we have built similar project in which Location […]
How to Setup Raspberry Pi NFS Server
by Emmet Jun 21, 2019 Updated Dec 10, 2019 In this Raspberry Pi NFS tutorial, we will be showing you how you can share files from your Raspberry Pi using the Network File System (NFS) protocol. The Network File System (NFS) protocol was initially developed by Sun Microsystems back in 1983. […]
How to Setup a Raspberry Pi DNS Server
by Emmet Nov 23, 2019 Updated Dec 01, 2019 In this tutorial, we will be walking you through the steps of setting up a DNS server on your Raspberry Pi. A DNS server is what handles translating a domain name such as pimylifeup.com to its end destination. It’s what helps transform […]
DIY Portable Mini Refrigerator
By Open Green Energy Featured Published Nov 28th, 2016 Introduction: DIY Portable Mini Refrigerator By Open Green Energy I always love to drink chilled Coke. But when I go for a outing, no more any chance to get the chilled Coke.So I seriously wanted to have a […]
E-paper Display With Arduino/ESP8266
By sabas1080 Introduction: E-paper Display With Arduino/ESP8266 About: Fundador de The Inventor’s House Hackerspace, Movimiento Maker y Hardware Libre, DIY, Workaholic Hola inventores hoy voy a mostrarles como utilizar una pantalla de tinta electrónica con un Arduino o un ESP8266 via serial de una manera muy […]
REVIEWS OF THE NANOVNA: AN ULTRA LOW COST $50 VECTOR NETWORK ANALYZER
A vector network analyzer (VNA) is an instrument that can be used to measure antenna or coax parameters such as SWR, impedance and loss. It can also be used to characterize and tune filters. It is a very useful tool to have if you are […]
[DIY] Spider Robot(Quad Robot, Quadruped)
By RegisHsu About: My Chinese name is 許英豪. My background is Electronic and software engineering. I have over 30 years design experience on the SmartPhone, Tablet and Digital camera. I love DIY! 2019-10-10 update:The new compiler will cause the floating number calculation problem. I have modified […]
Make your own printed circuit board
Make your own printed circuit board at home to reduce problems that arise from loose connections on a breadboard. If you are into electronics, PCBs are some of the most common things you will see. These boards make our lives easier by eliminating all those […]
Getting Started With E-Paper Display Modules
By voltlog in CircuitsElectronics Introduction: Getting Started With E-Paper Display Modules About: Electronics enthusiast, vlogger on youtube. More About voltlog » In this video I’m gonna show you how to load a custom image on the e-paper display. Let’s see how easy it is to get started working with […]
Display Values of Multiple DS18B20s on ESP8266 NodeMCU Web Server
Have you ever wanted to have sensors scattered all around your house and garden reporting their temperature regularly to a central server? Then, this IoT project might be the solid launching point for you! This project uses ESP8266 NodeMCU as the control device that easily […]
ESP8266 Over The Air (OTA) Programming In Arduino IDE
A fantastic feature of any WiFi-enabled microcontroller like ESP8266 NodeMCU is the ability to update its firmware wirelessly. This is known as Over-The-Air (OTA) programming. What is OTA programming in ESP8266? The OTA programming allows updating/uploading a new program to ESP8266 using Wi-Fi instead of requiring […]
Interface OLED Graphic Display Module with ESP8266 NodeMCU
Want to add little graphic pizzazz to your ESP8266 IoT projects? Or maybe you want to display IP address of your ESP8266 without resorting to serial output. These super-cool OLED (Organic Light-Emitting Diode) displays might be the perfect fit! They’re super-light, almost paper-thin, theoretically flexible, […]
Getting Date & Time From NTP Server With ESP8266 NodeMCU
Every once in a while you’ll come across an idea where keeping time a prime concern. For example, imagine a relay that has to be activated at a certain time or a data logger that has to store values at precise intervals. The first thing […]
Internet Clock: Display Date and Time on OLED using ESP8266 NodeMCU with NTP
ByAbhishek Bakolia Jun 05, 20190 RTC or Real Time Clock is the most commonly used module in Electronics and embedded devices to keep track of time. But the problem with RTC is that the microchips in computers are not that much accurate and they can only provide […]
How to build Raspberry Pi NAS Server using Samba
ByRishabh Jain Aug 13, 2019 Raspberry Pi is the pocket sized computer having almost all the feature of a normal computer including USB port, LAN port, audio/video output, HDMI port etc. It also has inbuilt Bluetooth and Wi-Fi connectivity which makes it perfect candidate to build various […]
Create A Simple ESP8266 NodeMCU Web Server In Arduino IDE
Over the past few years, the ESP8266 has been a growing star among IoT or WiFi-related projects. It’s an extremely cost-effective WiFi module that – with a little extra effort – can be programmed to build a standalone web server. How cool is that! What is […]
How DHT11 DHT22 Sensors Work & Interface With Arduino
Its summer, you’re sweating heavily and all you really want to know is why the weatherman predicted this morning that today’s relative temperature would max out to 20°C while it feels more like 25°C. Enter the DHT11, DHT22/AM2302 Digital Temperature & Humidity Sensor from AOSONG – the […]
Create A Simple ESP8266 Weather Station With BME280
Don’t let the smartphone weather apps or commercial weather stations(that feeds you with data from stations based miles away) ruin your outdoor plans. With this IoT project you can be your own weatherman! This project uses ESP8266 NodeMCU as the control device that easily connects […]
Insight Into ESP8266 NodeMCU Features & Using It With Arduino IDE
The Internet of Things (IoT) has been a trending field in the world of technology. It has changed the way we work. Physical objects and the digital world are connected now more than ever. Keeping this in mind, Espressif Systems (A Shanghai-based Semiconductor Company) has released an […]
ssmtp to send emails
ssmtp is a nice and simple solution for sending emails from the command line etc. Installing Now edit the SSMTP configuration file It needs to include this: Save and exit Sending an email Sending A File Install mpack To send a file
5 Ways to Send Email From Linux Command Line
Written by Rahul, Updated on September 11, 2019 Linux Commands, Mail Servicesmail, mutt, sendmail, ssmtp, telnet We all know the importance of emails these days for information transfer. There are many free emails service providers which we used for use like Gmail, Yahoo, RediffMail etc, which provides a web interface for sending […]
Building a Digital Mobile Radio Repeater Part 1: MMDVM
Installing MMDVM on an STM32F4 NUCLEO board and assembling an interface shield. In this series of posts we take a look at building a Digital Mobile Radio (DMR) repeater for amateur radio use on the 70cm band (UHF). This will be constructed using two surplus […]
Digital Mobile Radio DMR MMDVM Hotspot Jumbo Spot
In Ailunce and DMR by K0PIRFebruary 7, 2019 Talk and listen to Hams around the world at home using a small handheld radio! I just got started in DMR and have found it pretty easy and inexpensive. With an Internet connection and the Ailunce HD1 combined with the MMDVM […]
11 – Arduino Weather Station Project. Send Data to the Cloud
Arduino Weather Station Project Part 10: Send Data to the Cloud In the final part of this project we configure the controller as a web client. We transmit the station data to a cloud server every 60 seconds. The cloud server it connects to processes […]
10 – Arduino Weather Station Project – Web Client
Weather Station Web Server Client (Part 10) In the last part of this project we configure the weather station controller as a web client. We send the data from the sensors connected to the controller to a web server via the Internet. The web server […]
9 – Arduino Weather Station Project – Basic Web Server
Weather Station Web Server (Part 9) The software sketch shown below turns the weather station into a basic web server. This allows you to connect to the station using a web browser of your choice. Using the static IP address assigned to EtherTen board we […]
8 – Arduino Weather Station Project – Software Overview
Getting Data from the Weather Station Now that we have assembled the weather station the next part of the project is to look at different ways to get data from the controller. Listed below is the data that is available and what units they are […]
7 – Arduino Weather Station Project – Shelter
Assemble the Weather Shelter (Part 7) The weather shelter was put together using a collection of plastic plumbing parts that are available from your local hardware store or depot. Some of the parts can also be recycled from building sites. We used a 100mm plastic […]
6 – Arduino Weather Station Project – Controller
Hooking Up the Arduino Controller Box (Part 6) We decided to mount the Arduino board (Freetronics EtherTen) and shield inside a IP66 rated plastic box. We could have mounted the Arduino inside the weather shield but it would have been a tight fit. This controller […]
5 – Arduino Weather Station Project – Davis Anemometer
Hooking Up the Davis Anemometer (Part 5) Once we have confirmed all the other sensors are working okay we now hookup the last sensor which is the Davis anemometer. This device has two sensors. The wind direction is measured using a potentiometer that changes it’s […]
4 – Arduino Weather Station Project – Hydreon Rain Sensor
Hooking Up the Hydreon RG-11 Rain Sensor (Part 4) Observation: The Hydreon sensor is not as accurate as a tipping bucket rain gauge. It tends to read high in comparison. However this sensor will detect rain before a tipping bucket gauge. Once we have confirmed […]
3 – Arduino Weather Station Project – BME280 Sensor
Hooking Up the Bosch BME280 Temperature, Humidity and Pressure Sensor (Part 3) Once we have connected up the DS18B20 and tested it with the sketch we can hookup the BME280 sensor. We are connecting up the sensor using I2C communications. We are using a 5V […]
2 – Arduino Weather Station Project – DS18B20 Temp Sensor
Hooking Up the DS18B20 Temperature Sensor (Part 2) The first sensor we connect up is the Dallas DS18B20 temperature sensor. We need to use a waterproof version as the sensor will be mounted outside the weather station shelter but protected by the wind temperature cover. […]
1 – Arduino Weather Station Project – Overview
Overview (part 1) In this project we are putting together a Weather Station using a variety of sensors. The platform being used is an Arduino board (Freetronics EtherTen) with built in Ethernet. This will provide communications to the sensor along with a power source provided […]
ARDUINO SOLAR CHARGE CONTROLLER ( Version 2.0)
By Open Green Energy [ Play Video ] One year ago, I began building my own solar system to provide power for my village house. Initially, I made a LM317 based charge controller and an Energy meter for monitoring the system. Finally, I made a PWM […]
Building a Raspberry Pi IRLP Node
The Raspberry Pi is a small single board computer which runs a Debian Linux package called Raspbien compiled for its ARM processor. The board includes two USB ports, HDMI video and sound, Ethernet, GPIO, and an SD card slot for the operating system. It has […]
Raspberry Pi 4 Model B review: This board really can replace your PC
The Raspberry Pi 4 is a massive leap forward for the low-cost computer, marking a number of firsts in the evolution of the best-selling board. Designed to let people experiment with building software and hardware, the Raspberry Pi has always been defined by its users, […]
How to select and Size Solar Charge Controller for Off-Grid PV System
Updated: Aug 5 If you are planning to install an off-grid solar system with battery bank, you’ll need a Solar Charge Controller. It is a device which is placed between the Solar Panel and the Battery Bank to control the amount of electric energy produced by […]
ARDUINO MPPT SOLAR CHARGE CONTROLLER (Version-3.0)
By Open Green Energy [ Play Video ] Welcome to my solar charge controller tutorials series.I have posted two version of my PWM charge controller.If you are new to this please refer my earlier tutorial for understanding the basics of charge controller. 1. Version-1 2. Version-2 You can find […]
How to Setup Fail2ban on the Raspberry Pi
by Emmet Feb 11, 2019 Updated May 24, 2019 In this Raspberry Pi Fail2ban tutorial, we will be showing you how to set up and configure the Fail2ban software on your Raspberry Pi. Fail2ban is a crucial piece of software when it comes to improving the security of your […]
LI-PO LI-ION BATTERY CHARGE MCP73831 TP4056 CIRCUITS
During the past year, I replaced a lot of batteries at home with a lot of batteries and replaced them with Li-ion batteries. Lantern radios, Led lantern, Hand broom etc … One of the radio lanterns was a 6v battery and the other one was a 1.5v […]
Gqrx SDR for the Raspberry Pi
Gqrx SDR is available as binary package for the Raspberry Pi 3 running Raspbian Stretch and other ARM v6 running a Debian Stretch based OS. Please understand that Gqrx on ARM is still very experimental! It does not work as well as on a desktop […]
A compatible IRLP Interface Schematic
It has occurred to many that the board could be easily made for very little expense. However there is no official schematic for the interface board. Maybe you are interested in messing with a Linux based repeater controller. Or are I need of a spare IRLP […]
Windows 10 IoT Core for Raspberry Pi 3 Model B+
The hardware and software that we need to run Windows 10 IoT Core on Raspberry Pi 3 Model B+.EasyFull instructions provided1 hour38,794 Things used in this project Hardware components Raspberry Pi 3 Model B+ × 1 Software apps and online services Microsoft Windows 10 IoT […]
9 Simple Solar Battery Charger Circuits
Updated:June 21, 2019by Swagatam The post comprehensively explains nine best yet simple solar battery charger circuits using the IC LM338, transistors, mosfets, buck converter, etc which can be built and installed even by a layman for charging all types of batteries and operating other related equipment Overview Solar […]
FT8 – The Basics Explained
In 2017, FT8 started to become the most popular of the various data modes. At the time of writing (Feb 2018), it appears to be the most popular for a number of reasons: It’s fairly simple to set up It’s significantly faster than the similar JT-65 It […]
Lithium Battery USB Charger – Powering your Arduino Project
So you’ve just finished building your Arduino project, and it’s happily running off the USB lead hanging out of your computer. And if it something like the Arduino Clock that looks at home on a desk, then everything is fine. But if it’s something you want to […]
Types of Arduino Boards with Specifications
Updated:June 8, 2019by Swagatam In this post we present a list of popular Arduino boards that are used by engineering students and professionals for their specific application needs. The types of Arduino boards discussed here are designed with a range of unique features and specifications to […]
Selecting Solar Charge Controller
If you are planning to install an off-grid solar system with battery bank, you’ll need a Solar Charge Controller. Charge controllers act as a gateway to your battery, and prevent the battery from being over/under charged by the solar panel. A solar charge controller regulates […]
Arduino Digital Clock Using RTC Module
Updated:January 13, 2019by Swagatam In this post we are going to construct a digital clock using RTC or Real Time Clock module. We will understand what “RTC” module is, how to interface with Arduino and what it does. By: Arduino Guru RTC module is a circuit, which […]
Portable, Solar 12V Battery Pack
By lonesoulsurfer About: I’ve always liked pulling things apart – it’s the putting back together again that I have some issues with. Camping these days usually means bringing along things that need power. Usually I’d just use the cars 12v outlet but I find this a […]
Building a Raspberry Pi IRLP Node
The Raspberry Pi is a small single board computer which runs a Debian Linux package called Raspbien compiled for its ARM processor. The board includes two USB ports, HDMI video and sound, Ethernet, GPIO, and an SD card slot for the operating system. It has […]
Introduction to Lithium Ion Batteries
Lithium, it’s the lightest metal on the periodic table, and the one most willing to donate its electrons (the most powerful reducing agent) — you really can’t find an element that’s more suitable for creating light weight, high energy density batteries. From portable electronics like […]
Introduction to Lead-Acid Batteries
Lead-Acid Batteries Invented by French physicist Gaston Plante in 1859, the lead-acid battery is best known as the de facto rechargeable energy storage solution of choice for most cars, trucks, and other vehicles. It is also widely used in boats, submarines, uninterruptible power supplies (UPS), and […]
Arduino Mega 8x8x8 RGB LED Cube
By JamesP383 3 More Images “So, you want to build an 8x8x8 RGB LED Cube” I’ve been playing around with electronics and Arduino’s for a while now, including building a high amp switch controller for my car and a six lane Pinewood Derby Judge for our […]
Common Types of Solar Cells
Hundreds of solar cells (also called photovoltaic cells) make up a solar photovoltaic (PV) array. Solar cells are the components of solar arrays that convert radiant light from the sun into electricity that is then used to power electrical devices and heat and cool homes […]
Arduino Bluetooth Basic Tutorial
By Mayoogh_Girish By Mayoogh_GirishMayoogh GirishFollowMore by the author: Ever thought of controlling any electronic devices with your smart phone ?Controlling your robot or any other devices with your smartphone will be really cool. Here is is a simple and basic tutorial for interfacing Bluetooth with arduinoAdd TipAsk QuestionCommentDownload Step 1: Things You […]
Solar Energy
The Earth receives an incredible supply of solar energy. The sun, an average star, is a fusion reactor that has been burning over 4 billion years. It provides enough energy in one minute to supply the world’s energy needs for one year. In one day, it […]
Testing Your Solar Panels
How to test solar panels to make sure they’re working properly. Procedure For Testing Solar Panels Properly testing your solar panels is a very important but often overlooked procedure. You wouldn’t believe how many people completely skip testing solar panels and forget to confirm their solar power […]
Battery Storage
For when the sun doesn’t shine… A battery stores electrical energy in a reversible chemical reaction. The renewable energy (RE) source (PV, wind, or hydro) produces the energy, and the battery stores it for times of low or no RE production. Most batteries employed in […]
Solar Powered WiFi Weather Station V2.0
By Open Green Energy DownloadFavorite This Instructable is a continuation of my earlier weather station project. It was quite popular on the web, people around the globe made their own by following it and given valuable feedback for improvement. By taking consideration of the comments and Q&A section […]
DIY Mini UPS for WiFi Router / Modem
In my locality, frequent load shading is a very common problem during the summer evening. I am really tired of this problem. I always wanted to have a mini UPS system which can power up my WiFi-Router/Modem for internet purposes and also charge my Smartphone. […]