This is a WebSDR receiver, located in Sofia, Bulgaria It is operated by LZ7AA at lz7aa.com It is based on Redpitaya hardware and covers the 6 major bands with 180kHz bandwidth.
We also operate CCCluster telnet server at Telnet: cluster.lz1kaa.com:7300, equipped with 6 band CW RTTY and PSK skimmers. Do not forget to enable skimmer spots in Telnet: SET/SKIMMER, when connecting for a first time. You may consider setting filter to EU spotters only to reduce the clutter. Here is the Telnet command:
SET/FILTER 1A,3A,4O,4U1I,4U1V,9A,9H,C3,CT,CU,DL,E7,EA,EA6,EI,ER,ES,EU,F,G,GD,GI,GJ,GM,GM/S,GU,GW,HA,HB,HB0,HV,I,IS,IT9,JW,JW/B,JX,LA,LX,LY,LZ,OE,OH,OH0,OJ0,OK,OM,ON,OY,OZ,PA,R1FJ,S5,SM,SP,SV,SV/A,SV5,SV9,T7,TA1,TF,TK,UA,UA2,UR,YL,YO,YU,Z3,ZA,ZB /PASS
Enjoy the radio, 73 de LZ7AA bk
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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


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:
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[scale]
? dB; peak ? dB;
mute squelch autonotch
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