Robert Borri
OM since april 1976

RPI based WebSDR server at CSP

This is a WebSDR server, located in Turin, Italy
It is a task of ham.RADIO.it project, operated by CSP-R&D INLab,
the Integrated Networks Laboratory.

WebSDR georeferenced map

For further info please contact websdr@ham.radio.it
More information about the original WebSDR project can be found on http://www.websdr.org.

Note: you need both Java and JavaScript enabled for this page to work properly. If you don't hear anything, probably Java is disabled or its version is too old (i.e., pre-1.4.2).

This server may change the monitored frequency in the HF range.
It seems you are using a mobile device; click here to switch to the mobile version of this site.
It seems Java is not installed or disabled on your computer. You need to install and/or enable it for this website to work properly.
Since Java version 7u51, Java needs to be enabled separately for each website; see http://websdr.org/java.html for instructions.
Your browser does not seem to support HTML5 WebAudio; please try a recent version of Firefox, Chrome, Opera or Safari; or switch to Java.

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

? 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 chatbox is intended to discuss the operation of the WebSDR.
The operators of this site disclaim any responsibility for text appearing in this chatbox.