WebSDR located in Madrid, grid IN80DK35BQ, ETSIAE main building, IDR/UPM facilities.
 

Receivers:

  • 2m band: RTLSDR v2 device, 144-146MHz bandpass filter.
  • 70cm band: 438.5-439.5MHz, RTLSDR v3 device, 430-440MHz bandpass filter.
  • Antenna: Diamond X-30, 88-108MHz reject filter and 2m/70cm duplexer.

 

Sound issues: Check WebSDR FAQ
 

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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


MODE:

IF BW: ? kHz @ -6dB
AN filter
kHz

Steps:


Memories:


[scale]

Signal: ? dB < > Peak: ? dB


Volume
Mute SQL
Waterfall:
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Online listeners: ?


Admin: EA4BPN
Status: