Technical School Rudjer Boskovic (TSRB)

Getaldiceva 4

Zagreb, Croatia.

(temporary located in 9a7aof home)

Server is working on Orange Pi PC+ with RTL-SDR stick and homemade up converter

(automatic change between 80 and 40 meters amateur bands at 0700z and 1555z ).

We have radio club section, callsign 9A1RBZ .

System is operated by Darko, 9a7aof.

More information about the WebSDR project can be found on http://www.websdr.org .

Useful Links:

DR2W | DX Propagation

Voacap Prediction

VOACAP Online Coverage Maps

Short Wave Frequency Shedule

Magnetic storms online



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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





Frequency: kHz



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

Memories: kHz

Bandwidth and and I.F. Passband filter:

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

Or drag the passband edges on the frequency scale. kHz @ -6dB;kHz @ -60dB.

Waterfall view:

Or use scroll wheel and dragging on waterfall. SizeW: smaller small medium large larger greatest

View: spectrum waterfall weak sigs strong sigs





? dB; peak ? dB;

mute squelch autonotch

Volume:

Audio recording: start

If Your browser does not seem to support downloading the recording; please try a recent version of Firefox, Chrome or Opera. Signal strength plot: none fast slow dB; peakdB;mutesquelchautonotch

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



Chatbox:

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