Know your tech
Faveren Caleb 
If you’ve just upgraded your server to Ubuntu Server 24.04 LTS, you may have already discovered that some Ubuntu Server 24.04 LTS secure settings are causing unexpected problems. Docker containers
WiFi 7 real-world speed promises blazing 46Gbps speeds, but in real-world 2025 tests, most users won’t even break 1Gbps. Here’s why. On paper, WiFi 7 (802.11be) appears to be a
The global refurbished smartphone market is projected to reach $78 billion by 2028; however, many consumers unknowingly purchase refurbished devices that are marketed as new. I’ve seen countless cases where
In today’s fast-paced world, every minute counts. What if you could shave off precious time from your daily routine with just a few voice commands? Google Home routines make it possible by
The smart home revolution is no longer just for tech enthusiasts with deep pockets. In 2025, budget smart home devices will have become more reliable, feature-packed, and accessible than ever. Whether you’re
Samsung has released its latest flagship, the S25 series. We will review the Samsung S25 features and highlights. The S25 series has three models: S25, S25+, and S25 Ultra. All
Developing a HC-05 Bluetooth car that is controlled via a Bluetooth mobile app. It is similar to a wireless remote-controlled car. It uses an Arduino Uno, a HC-05 Bluetooth module, and a
We developed a 2 Channel HC12 module wireless remote in this project. This remote will be able to send commands to 2 different HC12 receivers operating on different channels. We
In this project, we will design a dual power source charger. This charger uses power from the electricity grid and solar power. The system prioritises the electricity grid over solar.
The master device mostly controls the I2C slave device. In this post, we will send data from the master to the slave. This is useful as some projects require the
Newping.h is a Library developed by Tim Eckel. It makes interfacing and using ultrasonic sensors much easier. The library can be installed directly from the Arduino IDE, or the zip
The L298N dual H-bridge motor driver is among the most popular DC motor drivers. It features a simple interface and uses fewer pins to connect to the microcontroller. Its method
Serial communication refers to data transmission between two or more devices over a communication channel. Arduino Uno and other smaller variants have two (2) serial communication pins namely RX and
DHT11 is a four(4) pin sensor for measuring temperature and humidity. This sensor is cheap, small, and reliable for temperature and humidity projects. The DHT 11 works well with all
Tradition irrigation systems require farmers to water their crops occasionally at least twice a day. With this design, we intend to make the process automated and also give the farmer
A solar charger is an important innovation as solar is one of the most common energy sources. This design has voltage protection for both over and under voltage. We used
A typical I2C system consists of two separate components or microcontrollers between which we intend to enable data transmission. The I2C system is handy in electronics design as it can
I2C communication refers to the transfer of data between two devices. It stands for Inter-Integrated Circuit. It is a protocol that aids the communication/data transfer between two microcontrollers or components.
Introduction to a 6-way remote controlled system A 6-way remote-controlled system represents a significant leap in automation technology, offering unparalleled convenience and efficiency. This innovative system allows users to operate
ESP8266 has become a common component for building IOT-capable devices. The I2C display module is a popular I2C technology that makes interfacing devices easier. It stands for Inter-Integrated Circuit. ESP8266’s