The article discusses how ham radio has evolved in the internet age with modern technology, globalization, and digital modes transforming the hobby. It covers advancements in radio equipment, digital modes, computer logging, and the changing perspectives within the ham radio community.
An open-source device, kv4p HT, connects to an Android smartphone and turns it into a radio transceiver for about $35. It uses an ESP32 and transmits one watt, featuring APRS and scanning capabilities. The PCB is simple and affordable with a 3D-printed case.
Download 470 megapixel real-time images of Earth, captured every 10 minutes by the NOAA’s GOES-East satellite.
This article provides a guide on how to receive weather satellite images using SatDump.
This blog post announces the release of Flipper Zero firmware version 1.0, highlighting major new features like dynamic app loading, a redesigned NFC subsystem, JavaScript support, and various system improvements.
A new study published by Australian government researchers and Swinburne University found that good quality studies show no effect from radio waves on plants and animals, while poor-quality studies show an effect.
MeshCom is an open-source project for exchanging text messages, positions, and data using low-power, low-cost LoRa radio modules. It aims to create off-grid, mesh network communication systems.
A simple explanation of waveguides, transmission lines, and related topics using real-world examples and minimal math.
Learn how to create a real-time machine learning audio noise suppression system using Python, TensorFlow Lite, and the Raspberry Pi Pico.
The Quansheng UV-K5 is a new handheld radio on the market that offers exciting hacks and mods for amateur radio enthusiasts. This pre-modified version comes with a replacement SI4732 chip, firmware change, antenna inductor change, and a fix to increase audio quality.
