Subject / Started by | Replies ![]() |
Last post | ||
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2 Replies
1646 Views |
![]() by QRP |
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Creepy signal 4450 kHz
Started by zerodivide |
2 Replies
2751 Views |
![]() by trenchcoat |
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Scrambled 21.2 MHz HF Comms out of Europe?
Started by Sky |
2 Replies
37 Views |
![]() by ~SIGINT~ |
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OTHR?
Started by ChrisSmolinski |
2 Replies
1749 Views |
![]() by ChrisSmolinski |
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2 Replies
1795 Views |
![]() by K5KNT |
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Strange Behavior Near 20KHz
Started by K5KNT |
2 Replies
5398 Views |
![]() by ChrisSmolinski |
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Wideband signal on 16 m and 11 m
Started by IZ5PQT |
2 Replies
5416 Views |
![]() by IZ5PQT |
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15710 Khz USB 1619 UTC 12/06/2014
Started by ka1iic |
2 Replies
2771 Views |
![]() by ka1iic |
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Sounder or radar or..
Started by dollydot |
3 Replies
1924 Views |
![]() by dollydot |
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Marker? On 18.1025 MHz [EDITED]
Started by alleycat |
3 Replies
1062 Views |
![]() by alleycat |
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3 Replies
658 Views |
![]() by Token |
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UNID 12185 kHz 25kHz wideband transmission
Started by GC |
3 Replies
2142 Views |
![]() by Token |
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3 Replies
481 Views |
![]() by Charlie_Dont_Surf |
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3 Replies
1358 Views |
![]() by Josh |
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UNID Mode 6443.3 kHz 2045 UTC 2 May 2018
Started by ulx2 |
3 Replies
1622 Views |
![]() by Josh |
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UNID 9831 kHz RTTY?
Started by Nomadiq |
3 Replies
1312 Views |
![]() by Josh |
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HAARP 6300 KHz 20 Dec 2017 0747 UTC ?
Started by KaySeeks |
3 Replies
2094 Views |
![]() by Josh |
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Amateur mode 3596 kHz - FSK?
Started by alleycat |
3 Replies
1170 Views |
![]() by Josh |
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UNID mode 6890 kHz 12 Aug 2017 2145 UTC
Started by ulx2 |
3 Replies
3680 Views |
![]() by ulx2 |
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3 Replies
717 Views |
![]() by CoryD81 |
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