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 [CET] LOS [CET] Duration
JAS-2 (FO-29) 2018-03-20.05:54:13 2018-03-20.06:10:54 16 52
JAS-2 (FO-29) 2018-03-20.07:40:08 2018-03-20.07:55:51 15 28
JAS-2 (FO-29) 2018-03-20.16:59:30 2018-03-20.17:12:15 12 6.7
JAS-2 (FO-29) 2018-03-20.18:42:52 2018-03-20.19:02:56 20 42
JAS-2 (FO-29) 2018-03-20.20:28:04 2018-03-20.20:48:01 19 50
JAS-2 (FO-29) 2018-03-20.22:13:53 2018-03-20.22:29:00 15 13
JAS-2 (FO-29) 2018-03-21.00:00:44 2018-03-21.00:05:28 4 0.94
JAS-2 (FO-29) 2018-03-21.03:20:42 2018-03-21.03:29:31 8 4.1
JAS-2 (FO-29) 2018-03-21.05:00:19 2018-03-21.05:15:40 15 24
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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.