This is a WebSDR receiver, located at Thessaloniki KN10LP it is operated by sv2hnh . More information about the WebSDR project can be found on
  • Many thanks to guys from Utah who did this excellent job and helped us to add dsp filters and other features to our websdr
  • For Android devices Pocket RxTx supported
  • 6m:Receiver RTL 2832,antenna 5/8 vertical
  • 2m:Receiver RTL 2832,antenna 2x5/8 vertical
  • UHF1,2:Receiver RTL 2832,antenna 4 folded dipole collinear
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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
    z Z: center/zoom waterfall
    g: enter frequency
    b: change band

    Frequency: kHz      Mode:  ?
                  Please enter the frequency above.

    Or tune by clicking/dragging/scrollwheel on the frequency scale.

    Memories are stored as cookies on your computer, not on the server.
    ? kHz @ -6dB; ? kHz @ -60dB.
    Or drag the passband edges on the frequency scale.
    Waterfall view:
    Or use scroll wheel and dragging on waterfall.

    ? dBm     peak ? dBm
    S1 to S2 to S3 etc. unit is 3dbm and is double signal strength .
    mute squelch Notch1
    Notch2 High Boost
     DSP Noise Reduction:
    More info about Noise Reduction, Notch2 & High Boost here

    Audio buffering:
      May help with drop-outs and/or slow/jittery connections.

    Gain control: AGC on manual

    Signal strength plot:

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