Who invented the radio? Popov, Marconi or Tesla? Radio: A puzzle pieced together by many geniuses In the history of science, few questions are as electrifying as the one about the “father of radio.” Depending on where you studied, the answer is different. But if we put aside political biases, […]
Communications & IT
84 posts
Wandering through the jungle of fast charging protocols: Why “powerful” is not always “fast”. Once upon a time there were two wires and the most difficult part of charging was not to confuse plus with minus. Charging batteries today has nothing to do with that – along with plus and […]
FT2 – The New Digital Revolution: Faster than FT4, more dynamic than FT8 FT2 – The New Speed Champion in Amateur Radio – A Practical Guide The World of Amateur Radio Communications is changing at lightning speed, and if you thought FT8/FT4 was the pinnacle of efficiency, get ready for […]
Yaesu FC-80 vs Yaesu FC-90 The Yaesu FC-80 and Yaesu FC-90 are automatic antenna tuners designed for the Yaesu FTX-1 Field QRP transceiver, but they are designed for different types of antennas. The FC-80 is designed to mount directly on the back of the transceiver for use with antennas terminated […]
Editing M3U and M3U8 files M3U and M3U8 files (which is the version using UTF-8 encoding for better support for different characters) are the main playlist formats used in IPTV. Here are the basic rules (tags) and operands (attributes) that you will need to edit these files: Basic rules and […]
The secret to long life: How to tell whether the battery is excellent, good or damaged by measuring internal resistance Internal resistance is one of the best indicators of the condition of a battery. It is like blood pressure for a person – it gives a lot of information about […]
Fast Charging: How It Works and Why It’s Important for Our Devices In today’s fast-paced world, time is precious, especially when it comes to our favorite gadgets. Imagine rushing to go out and your phone’s battery is almost empty. At such times, fast charging technology becomes a real lifesaver. But […]
WiFi 7: The Wireless Revolution is Here! After years of anticipation and numerous rumors, it’s finally a fact – WiFi 7 is here and ready to transform the way we connect to the internet. For all of us who are fascinated by the magic of wireless technology and fans of […]
Outdoor or indoor antenna? Should we buy or make? Making an antenna is a simple job that is described by three activities: Cutting iron and cables; Pilling, etc.; Screws and nuts. (This is also how you write a book – you press keys in a certain sequence.) In the Faraday […]