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View:
Keyboard:
j k ← →freq. down/up (+shift/ctrl/alt faster)
u l c a fUSB, LSB, CW, AM, FM
W wfilter wider/narrower
z Z ^Zcenter/zoom waterfall
genter frequency
b Bchange band
m V vmute, volume up/down
t TVFOs: toggle A/B, set A=B


FREQUENCY: kHz.  VFO:
TUNE:   
MODE:   
? kHz @ 0dB; ? kHz @ -6dB; ? kHz @ -60dB. [ ? / ? ]
         WATERFALL ZOOM         
Brightness:



 

[scale]
Sig: ? dBm Pk: ? dBm dB SNR: ? dB

Squelch Auto-notch Notch-2   more info
Volume: mute
DSP Level: High-Boost



Or use scroll wheel and dragging on waterfall.
Speed:
slow
medium
fast

Size:
small
medium
large
extra large
View:
spectrum
waterfall
weak sigs
strong sigs

Waterfall view:
Full window
"sticky"

Drag memories to reorder or delete.
[trashcan]
This WebSDR is currently being used by ? user(s) simultaneously:      compact view
Chatbox:
This chatbox is intended to discuss the operation of the WebSDR. The operators of this site disclaim any responsibility for text appearing in this chatbox.

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Logbook:
Call of station that you hear:
Comments, if any:
Note: time, frequency, your name/call, and DXCC information are added automatically.

View the last 100 lines of the logbook, or the entire logbook (ctrl-click for new tab/window).
Station information:
Lookup in databases:



Signal strength plot:
Advanced settings - only change these if you know what you're doing
Audio out: left both right

Gain control: automatic manual limit
Hang time:
Gain:
Statistics: