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
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.
Category Electronics
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 MQTT Normally Use?The standard port that MQTT use is 1883.Can…
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. But in case you are like me and love keeping…
Step-by-Step Guide to Your DIY Drone Project
Drones, once reserved for the tech-savvy and commercially produced models, have now become an accessible project for DIY enthusiasts. For more details on impact of Drones in todays world read my previous article here. Building your own drone not only…
Exploring the Impact of Drones in Today’s World
In recent years, the world has witnessed an astonishing surge in technological advancements across various industries, none more captivating than the rapid evolution of drones. What was once a futuristic concept confined to sci-fi novels and movies has now become…
ESP8266 WiFi Module with Raspberry Pi Pico
In this post we will see how to interface ESP8266 WiFi module with Raspberry Pi Pico to get internet connectivity. Raspberry Pi Pico is a low-cost, high-performance board based on the Raspberry Pi RP2040 microcontroller chip. But, it does not…
Audio amplifier using TDA1554
The TDA1554Q is an integrated class-B output amplifier in a 17-lead single-in-line (SIL) plastic power package. The circuit contains 4 x 11 W single-ended or 2 x 22 W bridge amplifiers.
Headphone amplifier circuit using LM4880
LM4880 is a dual power amplifier designed to produce high quality audio output capable of delivering power of 220mW per channel to 8 Ohm load using minimum external component and a 5v power supply. This can be very handy to design portable amplifier circuit.
PAM8403 Mini digital audio amplifier module
PAM8403 Mini Digital Audio Amplifier Module is a Class-D 2* 3 Watt amplifier module. It offers low THD+N, allowing it to achieve high-quality sound reproduction. The new filterless architecture allows the device to drive the speaker directly, requiring no low-pass…
ESP8266 module
Overview ESP8266 is a 3V WiFi module popular for its Internet of Things applications. It is a low-cost Wi-Fi microchip, with built-in TCP/IP networking software, and microcontroller capability, produced by Espressif Systems in Shanghai, China. ESP8266 has 8 pins, namely:…