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uk qrm video part 2
General Radio and TV videos uk qrm video part 2
Added: 9th March 2009
Posted By: w4djd
Views: 322
Comments: 0

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

Tags: QRM UK broadband Ethernet power lines
uk qrm video part 3
General Radio and TV videos uk qrm video part 3
Added: 9th March 2009
Posted By: w4djd
Views: 368
Comments: 0

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

Tags: broadband Ethernet power lines
Observations on VLF part 1
DIY or Instructional videos Observations on VLF part 1
Added: 10th March 2009
Posted By: w4djd
Views: 452
Comments: 0

Observations of electromagnetic (radio) signals on very low frequencies, 0 KHz - 10 KHz. Observed 10 may 2008, approx. 23.00 hour on 4,5. KHz: next to the original radio resonance of 4,5 KHz there is another resonance (spectrum on approx. 10 KHz), that comes in and fades away after 30 minutes....

Tags: Observations VLF