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Please report issues like - not loading waterfall or lack of _any_ signals (antenna failure, etc).
View:
Allow keyboard:
j k ← →: freq down/up (+shift/ctrl/alt faster)
u l c a f: USB, LSB, CW, AM, FM
z Z: center/zoom waterfall
g: enter frequency

Display Controls:
rate: size: view:


[scale]
? dB; peak ? dB;
mute squelch

DSP New!

Notch1
Notch2
High Boost
Noise reduction
Volume:

Signal strength plot:
Bandwidth:
? kHz @ -6dB; ? kHz @ -60dB.
Or drag the passband edges on the frequency scale.
PassBand Tuning (PBT):

Frequency: kHz

Or tune by clicking/dragging/scrollwheel on the frequency scale.
Weather & Number stations:
Memories:
Image license and source: https://commons.wikimedia.org/wiki/File:Large_World_Topo_Map_2.png, greyline generated with linux app sunclock
Move mouse over image - it will refresh map. Yellow star points WebSDR QTH - KN09vw - southeastern Poland.
Waterfall view:
Or use scroll wheel and dragging on waterfall.
Speed:
Size:
View:
This WebSDR is currently being used by ? user(s) simultaneously:      compact view
Statistics: