“Noisy Electronics” Have Increased HF, VHF Noise Floors in UK, RSGB Reports Say

[ARRL]

Radio Society of Great Britain (RSGB) HF Manager Ian Greenshields, G4FSU, says the noise floor continues to rise on the HF bands in the UK. He included that observation in his report to the October 29 RSGB Spectrum Forum.

“The threat of PLT [power line telecommunications] for the last 10 years has largely been superseded by noisy electronics, in particular switch-mode power supplies in lighting ...

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