This is a WebSDR receiver, located in LESVOS-Island, GR It is operated by SV8AJN, e-mail:
The receiver is: RTL-SDR. The antenna is: Modified-Mini-Whip. Precious help from SV2AMK.
Many thanks to Mehmet Ozcan NA5B for his excellent work with colorized waterfall.
More information about the WebSDR project can be found on
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Allow keyboard:
j k ← →: freq down/up (+shift/ctrl/alt faster)
u l c a f: USB, LSB, CW, AM, FM
n: snap frequency to nearest integer (.00) khz
z Z: center/zoom waterfall
x X: center/Rx signal to Center
g: enter frequency
b: change band

Brightness:       Contrast:                Signal ? dBm       Peak ? dBm       Noise ? dB       SNR ? dB

This SV8AJN WebSDR  is currently being used by ? user(s) simultaneously      Mobile Version      Waterfall             

Frequency:   kHz.   ? ?
Please enter the frequency above.
Or tune by clicking/dragging/scrollwheel on the frequency scale.


  Band selector  

Ham. Bands
Radio Bands
V/UHF Bands

  Switch to another websdr server  


Memories are stored as cookies on your computer, not on the server.

Callsign lookup by    
Callsign lookup by    
QTH locator by QTH-Locator:   

Mute Squelch High Boost
Notch1 Notch2


 DSP NR: More info here
  Waterfall view:  
Or use scroll wheel and dragging on waterfall.

  Bandwidth:          ? kHz @ -6dB; ? kHz @ -60dB.

IF shift:   

Or drag the passband edges on the frequency scale.

Audio buffering::
Audio out:           

Gain control: AGC on Manual

Signal strength plot:


Call of station that you hear:


View the last 20 lines of the logbook,
or the entire logbook.

This WebSDR is currently being used by ? user(s) simultaneously      compact view

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.