How to repair Aquaguard UV+UF water filter PCB
Below is the Youtube video where I have shown how to repair Aquaguard UV+UF water filter PCB. The symptom was continuous blinking for all three lights in cycle. This scenario…
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Face Recognition system using Raspberry Pi and OpenCV
In this post we will see how to build a Face Recognition system using Raspberry Pi and OpenCV library. Below is step by step guide to help you achieve the…
Mini Weather Station with DHT11/DHT22 & Raspberry Pi Pico
Overview Building your own Mini Weather Station using DHT11/22 and Raspberry Pi is a fun and practical way to learn electronics, microcontrollers, and real-time environmental monitoring. In this tutorial, we’ll…
Raspberry Pi Custom case for 8 inch display
Why a custom case ? Well I brough 8 inch touch display from Waveshare for my Raspberry pi but I was not able to get any proper case for the…
How to use your laptop as a second monitor
Overview In this article we will see how you can use your laptop as a second monitor. Most of the time during your work you may need additional screen for…
How to setup Pi-hole with Raspberry Pi
To setup pi-hole with Raspberry Pi, first configure static ip address then install pi-hole software
How to setup static IP Address for Raspberry-Pi
Why do you need to setup static IP address address By default most of the network setup at home are DHCP, which means you are not sure which ip is…
Mosquitto MQTT Broker on Raspberry Pi
What is MQTT? MQTT stands for Message Queuing Telemetry Transport.MQTT is a lightweight publish/subscribe messaging protocol designed for M2M (machine to machine) telemetry in low bandwidth environments. What Port does…
How to upgrade Debian 11 Bullseye to Debian 12 Bookworm
Why do you need to upgrade to Debian 12 Bookworm ? If you are happy with Bullseye no need to upgrade. Unless there is a specific need do not upgrade.…