This is the WebSDR receiver, located in Budapest at the ground station of Masat-1 and Smog-1. It is operated by HA7WEN, e-mail More information about the WebSDR project can be found on

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Our ground station's 4,5 m parabola follow satellites listed in the table below. The websdr center frequency is automatically set to the next satellite frequency.

Next satellite: JAS-2 (FO-29)
Frequency: 435.795 MHz

4,5 méteres parabola
Satellite AOS [CEST] LOS [CET] Duration
JAS-2 (FO-29) 2018-05-24.19:41:37 2018-05-24.19:57:20 15 54
JAS-2 (FO-29) 2018-05-24.21:27:02 2018-05-24.21:41:32 14 25
JAS-2 (FO-29) 2018-05-24.23:13:29 2018-05-24.23:21:20 7 3.6
JAS-2 (FO-29) 2018-05-25.04:14:52 2018-05-25.04:27:41 12 9.5
JAS-2 (FO-29) 2018-05-25.05:55:12 2018-05-25.06:13:46 18 41
JAS-2 (FO-29) 2018-05-25.07:39:46 2018-05-25.07:59:07 19 48
JAS-2 (FO-29) 2018-05-25.09:29:43 2018-05-25.09:42:45 13 8
JAS-2 (FO-29) 2018-05-25.18:46:58 2018-05-25.19:00:54 13 20
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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.

? 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:

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.