Hey there! Ever been out hiking in the mountains, camping in the woods, or attending a festival where cell service is spotty or non-existent? You know, those times when you …
Global Navigation Satellite Systems (GNSS) and GPS have revolutionized the way we navigate and track positions, playing a crucial role in applications ranging from everyday smartphone navigation to critical infrastructure …
Automatic dependent surveillance–broadcast (ADS-B) technology enables aircraft to determine their position via satellite and periodically broadcast this location information. An ADS-B receiver system can be used to decode this broadcast signal to …
Here’s a basic two-way radio frequency table that outlines commonly used frequency bands along with their typical applications: Band Frequency Range Common Uses Low Band 30-50 MHz Public safety, business …
RTL-SDR is our top budget software-defined radio pick for the year and it is one of the most popular SDRs worldwide. This is the product that most people use when getting started with …
5G networks are being deployed around the world and one of the biggest differences between 4G and 5G is the range specially when it comes to mmWave frequencies. In this …
Yes, mobile phones can read RFID tags. RFID tags come in different types. One of those types is NFC or Near-Field Communication. Mobile smart phones can read NFC tags. For …
With the increasing popularity of streaming services like Netflix, people are reluctant to pay for cable TV anymore. More so, with a TV antenna, you can watch sports, movies, and …
Most Software-defined Radios operate over a large frequency range. The RTL-SDR for instance can operate from 500 kHz to 1.7 GHz while the HackRF can operate from 1 MHz to …
FM radio was invented in 1933 and is one of the most popular broadcast technologies out there. FM broadcast signals in most places in the world occupy the frequency range …
3D printing can quietly degrade indoor air quality. Even small desktop printers release ultrafine particles (UFPs) and volatile organic compounds (VOCs), especially when printing with materials like ABS, ASA, nylon, …
Last summer, I was watching the evening news on my Vizio M-Series when a thin vertical line appeared on the right side of the screen. At first, I barely noticed …
Two months ago, I was halfway through a crucial playoff game when my Sony X85K’s picture suddenly froze. The players were locked mid-stride, but I could still hear the announcers …
Three weeks ago, I was watching a documentary on my Sony X90J when I noticed a faint horizontal line running across the middle of the screen. At first, I thought …
Last month, I settled in to watch the playoffs on my LG C2 OLED, only to find three thin horizontal lines cutting across the screen like digital scars. At first, …