This is a WebSDR receiver, located in Ouro Branco/MG

It is operated by PY4CAP, e-mail: py4cap@ufsj.edu.br, and the team PY4HSF, PU4VMX, PY4CN and Claudio. Thanks for PY4AAZ, PY2GN, PY4VE for all their support in building and maintaining this WebSDR.
More information about the 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).


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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




sinal: ? dbm; pico: ? dbm

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.
Volume:

Gain control: AGC on Manual
Gain:

Signal strength plot:
Frequency: kHz

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

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

Waterfall view:
Or use scroll wheel and dragging on waterfall.
Speed:
Size:
View:
Logbook:
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).


RODADAS BRASILEIRAS

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

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