Broadband internet or powerline network noise
Noise from internet service over phone lines (VDSL) or from powerline networking adapters that send data through house wiring.
ModeBroadband internet or powerline network noise
FamilyInterference
Audio exampleComing
What does it sound like?
Plate 06Interference
A steady, hissing roar, like rushing water, over whole sections of the band.
Field marksBlocks of hiss with sharp edgesCovers whole sections of the band
Who uses it?
Not a station: nearby internet equipment.
Where and when can I hear it?
Blocks of raised noise across wide stretches of shortwave, sometimes with quieter gaps.
Easily confused with
- Digital Radio Mondiale (DRM): DRM is one 10 kHz block, not whole band sections