20141224-0758-SAQ

Radio recordings

Folder: Radio
20190407-1446-30m-OTHR

20190407-1446-30m-OTHR

07 Apr 2019 3 355
Obnoxious Over The Horizon Radar - OTHR signal covers 10120-10140 kHz and obliterates 40% of the 30m band on April 7, 2019.
M23 @14100 kHz

M23 @14100 kHz

23 Mar 2019 1 413
Intruder numbers station repeating "051" in A1A/CW on 14100 kHz at 1658-1710 UTC on March 23, 2019. This is an exclusively amateur radio frequency, used by the IARU/NCDXF propagation beacons. This station has ENIGMA designation M23. (img0036.png)
M23 intruder on 14100 kHz

M23 intruder on 14100 kHz

19 Mar 2019 489
Intruder numbers station repeating "051" in A1A/CW on 14100 kHz at 1658-1710 UTC on March 19, 2019. This is an exclusively amateur radio frequency, used by the IARU/NCDXF propagation beacons. This station has ENIGMA designation M23.
20190316-0407-5140kHz s

20190316-0407-5140kHz s

16 Mar 2019 1 350
20190224-1515-10238-ICO

20190224-1515-10238-ICO

24 Feb 2019 406
Beacon "ICO" on 10238.15 kHz CW from locatior JN86JH, received on 2019-02-24 at 15:15 UTC. Locator JN86jh is in the Donja Dubrava area of Croatia.
HF-Fax_20181226_1520

HF-Fax_20181226_1520

26 Dec 2018 2 2 373
Merry Christmas HF FAX chart sent by Deutsche Wetterdienst station DDK6 on 13882.5 kHz.
HF-Fax_20181226_1508

HF-Fax_20181226_1508

26 Dec 2018 257
Weather HF FAX chart (North Atlantic iceberg report) sent by Deutsche Wetterdienst station DDK6 on 13882.5 kHz.
HF-Fax_20181226_1445

HF-Fax_20181226_1445

26 Dec 2018 242
HF FAX chart sent by Deutsche Wetterdienst station DDK6 on 13882.5 kHz.with second part of their transmission schedule.
HF-Fax_20181226_1425

HF-Fax_20181226_1425

26 Dec 2018 253
HF FAX chart sent by Deutsche Wetterdienst station DDK6 on 13882.5 kHz.with first part of their transmission schedule.
HF-Fax_20181226_1356

HF-Fax_20181226_1356

26 Dec 2018 1 249
Weather HF FAX chart sent by Deutsche Wetterdienst station DDK6 on 13882.5 kHz.
HF-Fax_20181226_1344

HF-Fax_20181226_1344

26 Dec 2018 225
Weather HF FAX chart sent by Deutsche Wetterdienst station DDK6 on 13882.5 kHz. Forecast for 2018-12-30, 12:00 UTC.
HF-Fax_20181226_1332

HF-Fax_20181226_1332

26 Dec 2018 231
Weather HF FAX chart sent by Deutsche Wetterdienst station DDK6 on 13882.5 kHz. Forecast for 2018-12-29, 12:00 UTC.
HF-Fax_20181226_1320

HF-Fax_20181226_1320

26 Dec 2018 215
Weather HF FAX chart sent by Deutsche Wetterdienst station DDK6 on 13882.5 kHz. Forecast for 2018-12-28, 12:00 UTC.
HF-Fax_20181226_1308

HF-Fax_20181226_1308

26 Dec 2018 242
Weather HF FAX chart sent by Deutsche Wetterdienst station DDK6 on 13882.5 kHz. Forecast for 2018-12-28, 00:00 UTC.
HF-Fax_20181226_1256

HF-Fax_20181226_1256

26 Dec 2018 249
Weather HF FAX chart sent by Deutsche Wetterdienst station DDK6 on 13882.5 kHz. Forecast for 2018-12-27, 12:00 UTC.
HF-Fax_20181226_1236

HF-Fax_20181226_1236

26 Dec 2018 280
Weather HF FAX chart sent by Deutsche Wetterdienst station DDK6 on 13882.5 kHz.
U beacon 7830.4 kHz

U beacon 7830.4 kHz

13 Oct 2018 318
Waterfall capture of mysterious single-letter beacon "U" on 7830.4 kHz CW, on 2018-10-12 at 2221 UTC (2018-10-13, 01:21 local date/time). Dave Wright, K3DCW, discovered that the "U beacon" is actually a malfunctioning FSK transmission from the US Navy transmit site in Puerto Rico, centered on 7830kHz. (20181012-2221-7380 4--U beacon.png)
13560 kHz - ISM band

13560 kHz - ISM band

17 Sep 2018 302
Local activity in the 13553-13567 ISM allocation ISM (Industrial, Scientific and Medical) band, also known as the 22 m HiFER band. Captured with Perseus SDR and vertical antenna, at a time without skip propagation. At my location, 13553-13559 is usually free, 13560-13563 is always occupied by strong local and ionospheric signals. The top 3 kHz (13564-13567) is usually free.
95 items in total