Giorno: 16 Settembre 2020
Computer Vision 1.04 – Features Matching
Quando si parla di “riconoscere” un oggetto in un’immagine o un video, in genere la prima cosa che viene in mente sono quei filmati di…
Solar Cycle 25 Is Here. NASA, NOAA Scientists Explain What That Means
This split image shows the difference between an active Sun during solar maximum (on the left, captured in April 2014) and a quiet Sun during…
Our Sun Has Bad Aim with Storms to the East & West | Solar Storm Forecast 09.15.2020
Antenna Antenna Yagi 17 elements 4 bands – GPX Antennas February 15, 2020 No comments Frequency: 7, 14, 21, 28 MHz Number of elements: 7…
5-MHz Interoperability Channels Designated for Wildfires and Hurricane Sally Response
The Federal Emergency Management Agency (FEMA) has announced that two 60-meter channels have been made available, as necessary, for interoperability between US Government stations and US amateur radio…
Marconi Day Award
Marconi Day Award The Calabria DX Team has once again organized Marconi Day and Award for the second year. The following accredited stations of various associations will…
How I designed the Nebula eXtreme Multiband 18m DX Commander Antenna
eXtreme Multiband 18m DX Antenna 18el 6bander – GXP Antenas – 40/20/17/15/12/10 March 29, 2016 No comments GXP Antenas 18el 6bander Bands 40/20/17/15/12/10 Gain…
