Amateur radio emergency communications Farrisløpet 2008 NRRL, portable operations ...

Amateur Radio Emergency Preparedness Demonstration January 2008 assisting Red Cross and Jefferson Co DES/WMD. HF station setup in less than 10 minutes. Capabilities included HF, VHF, satellite and digital modes, completely self contained and off the grid ...

2008 W2RE finished a 4 month antenna project that swapped out antennas and added antennas to maximize gain using HFTA. The new antennas and stacks will maximize gain with the guide of the HFTA (N6BV) software.

Part 2 of Some VHF/UHF Contacts and Tropo Openings

Problems with broadband / Ethernet over power lines causing QRM on HF

Part 3 of UK QRM Problems with broadband / Ethernet over power lines causing QRM on HF

Schematic of the 4 tube radio, experimentally built in a way of the radio-pioneers (1910-1945). The radio acts as a cascade type receiver when the antenna coil has a high self-inductance, with lower self-inductances of the antenna coil you can put in a mixing process with the oscillator. Perhaps...

VHF SSB Weak Signal Highlight Video