XPost: rec.radio.info

The DXZone.com Amateur Radio Internet Guide

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Tropospheric Ducting Forecast Europe

Posted: https://www.dxzone.com/dx34699/tropospheric-ducting-forecast-europe.html

Propagation/Propagation Forecast
The areas noted in the forecast have the necessary atmospheric conditions
to produce tropospheric bending of VHF, UHF and/or microwave radio waves. Tropospheric bending extends the range of radio & TV stations well beyond
their normal limit and thus increases interference amongst stations as well.

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K0UO Rhombix Antenna Farm The Ground

Posted: https://www.dxzone.com/dx34698/k0uo-rhombix-antenna-farm-the-ground.html

Antennas/Rhombic
Modeling an antenna over real terrain gives you a visual picture of how
terrain impacts performance. You can use a model to determine optimum
height for antennas on an existing tower, Compare different tower locations
for performance, Compare different sites for performance

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Raspberry WSPR receiver

Posted:
https://www.dxzone.com/dx34696/raspberry-wspr-receiver.html

Technical Reference/Raspberry Pi
Tutorial- WSPR receiver with Raspberry Pi and RTL-SDR

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