Dopo uno sviluppo durato oltre quindici anni, l’innovativa tecnologia basata sui microLED sembra avere già raggiunto il grado di maturità necessario per competere, e probabilmente superare, la
Read more
Giorno: 9 Ottobre 2020
Video W3LPL History of Transoceanic Radio Communications. From DXNews.com
Presentation covers radio technology development from the Maxwell's mathematical description of electromagnetic waves in 1860-1865, Hertz's development of a crude spark transmitter and spark receiver
Read more7Q6M Malawi. From DXNews.com
Dan, K6ZO will be active again as 7Q6M from Malawi, until Mid December 2020., 7Q6M Malawi. From DXNews.com, ,
Read more
ELECRAFT K4 PLAY
ELECRAFT K4 K4 MANUAL RELEASE Download the “Introduction to the Elecraft K4” manual here. HIGH-PERFORMANCE DIRECT-SAMPLING SDR Our new K4 doesn’t just harness the latest technology: it blends
Read more
FCC Orders Amateur Access to 3.5 GHz Band to “Sunset”
Despite vigorous and continuing opposition from ARRL and others, the FCC has ordered the “sunsetting” of the 3.3 – 3.5-GHz amateur radio secondary spectrum allocation.
Read more
Small Garden Vertical HF Antenna Installation
Vertical HF Antenna Installation Antenna Multiband Delta Antenna – M0PLK May 04, 2015 No comments Multiband Delta Antenna Closed loop antennas are always less
Read more
The Xeigu G90 QRP Transceiver on CW
The Xeigu G90 QRP Transceiver on CW Antenna SteppIR UrbanBeam Yagi antenna March 30, 2017 No comments “We’re champions of the little pistol,” says Mike
Read more
Solar Physicist Predicts a Slightly Better Solar Cycle 25
Solar physicist Leif Svalgaard of the W.W. Hansen Experimental Physics Laboratory at Stanford University has predicted a maximum sunspot number of 128 ±10, slightly better than Solar
Read more