It is a small USB dongle that is packed with radio receiver electronics! On account of its low cost this is is truly the Arduino of the SDR world. The RTL-SDR is being used in thousands of applications as varied as Airplane tracking, Cellphone identification, Ham Radio and in schools to...
I saw that greatness demonstrated by ham radio in the response to the devastation brought to Western North Carolina and Eastern Tennessee by Hurricane Helene. Torrential rains and high winds wiped out infrastructure – roads, bridges, dwellings, businesses, power lines, cell towers – isolating peopl...
Evolution of Computer Optimisation and the LFA’s place in it Real World Translation of the Perfect Antenna Model Future-Proofing the X-pol Yagi: Centralised elements & Cable Integration The Low Noise LFA Yagi – The Optimal Choice for Noise-Laden Urban Areas ...
This weekend is theCQ World Wide CW contest, one of the largest of the year. When I woke up this morning, I checked out the waterfall display from my Flex6600M, and could not believe my eyes: 10-Meters was wall to wall CW signals from 28.000 to 28.200 MHz. Zooming the display out ...
the Federal University of Rio Grande do Sul (UFRGS in Portuguese) in Porto Alegre, Brazil. Founded in 1950, it’s the first broadcaster in Brazil operated by a university, which currently broadcasts on medium wave (AM) and over the Internet (streaming):https://www.ufrgs.br/radio/ao-vivo...
World Radio League is a platform to log your ham contacts, win awards, connect with other operators, and do more with amateur radio.
1. Ham Radio is an Egalitarian Technology Anyone can talk to anyone else, anywhere in the world, for free, no license required. It’s a technology that has a special place in the history of black Americans. During the Jim Crow era, ham radio created a network that spanned from coast ...
Ham Radio 360: A.R.E.D.N. Amateur Radio Emer Data Network Ham Radio 360: NVIS Near Vertical Incidence Skywave with Ed Fong WB6IQN Ham Radio 360: Shopping Show v3.0 Ham Radio 360: ARES; an Introduction and CommsToGo Ham Radio 360: Become a Ham & HR360 History Lessons ...
History The Opus codec is based ontwo originally independent development efforts: Xiph.orgstarted work on a codec calledCELTin 2007, with the intention of bridging the gap betweenVorbis(their high-bitrate audio codec) andSpeex(their speech codec) for applications where both high quality audio and...
The Evolution of Integrated CMOS Power Amplifiers for Next Generation Mobile Wireless Transceivers. J. Circuits Syst. Comput 2019, 29, 2030007. [Google Scholar] [CrossRef] Johansson, T.; Fritzin, J. A Review of Watt-Level CMOS RF Power Amplifiers. IEEE Trans. Microw. Theory Tech. 2014, ...