This is a test WebSDR receiver,
located in 9a7aof home.

System is operated by Zlatko, 9a6agu and Darko, 9a7aof.

It is a DVB-t receiver (820T) with homemade up converter
(automatic change between 80 and 40 meters amateur bands at 0730z and 1620z )

More information about the WebSDR project from pa3fwm can be found on

*** QRM from the VDSL *** QRM od VDSL-a ***

Useful Links:
NEW: WebSDR in Kastel Gomilica, 9A1CIG (80,60 and 20m)
Voacap Prediction
VOACAP Online Coverage Maps
Magnetic storms online
NEW: Test recycled RS41 radiosonde (APRS and RTTY)
Short Wave Frequency Shedule

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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

Frequency: kHz

Or tune by clicking/dragging/scrollwheel on the frequency scale.
Bandwidth and I.F. Passband filter:
? kHz @ -6dB; ? kHz @ -60dB.
Or drag the passband edges on the frequency scale.
Waterfall view:
Or use scroll wheel and dragging on waterfall.

? dB; peak ? dB;
mute squelch autonotch
Signal strength plot:
Call of station that you hear:
Comments, if any:
Note: time, frequency, your name/call, and DXCC information are added automatically.
View the last 20 lines of the logbook, or the entire logbook (ctrl-click for new tab/window).

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.


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