Electromagnetics, the W8JK Antenna, and the “Wow!” Signal Or, “My friend, the Ohio State Professor, Dr John Kraus, W8JK” Bob HoufK7ZB Antenna enthusiasts will recognize the call
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The Real FT8, JT65, and JT9 Signal-to-Noise Ratio Revealed
SNR – Signal-to-Noise Ratio From the 2018 TAPR Digital Communications Conference, we learn about a true measurement of signal to noise ratio on some of
Read moreSpace Station Digital Amateur Television Signal Not Being Seen on the Ground
The signal from the digital amateur television (DATV) transmitter aboard the International Space Station (ISS) cannot be detected on the ground, Amateur Radio on the
Read moreMore Frequent Spotless Days Now, Can Signal Solar Activity in the Future, Top Contester Says
The sunspot numbers have not been good, and it does not seem they’ll be getting much better anytime soon. According to the April 6 “K7RA
Read moreV55V, Big Signal out of Namibia, to Go Silent
Martin Walter, V51W, near Omaruru, Namibia, has spent the past 2 decades improving his station, which likely accounts for his V55V station’s increasingly better signal.
Read moreVideo V55V Namibia Rhombics Big Signal out of Africa. From DXNews.com
For over 20 years Martin (V51W/V51MW) was improving his Station. After he has tried all possible antenna systems he was convinced that his Rhombic Antennas
Read moreRadio ham finds signal from ‘dead’ NASA satellite
Radio ham finds signal from ‘dead’ NASA satelliteScott Tilley VE7TIL / VA7LF discovered a signal from the IMAGE satellite that NASA lost contact with in
Read moreSharc Digital Signal Processor
L’elaborazione digitale dei segnali consente di ottenere risultati di gran lunga superiori a quelli che si avrebbero con un’elaborazione analogica. In quest’ambito hanno riscosso grande
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