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PY1VHF Monitoring Blog


Unidentified transmissions

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(Some frequencies are approximated):


05dez2008_UNID_8110kHz_2349z.mp3 85 KB

25nov2008_UNID_15856kHz_1940z.mp3 87 KB

Daily_UNID_3235kHz.mp3 92 KB



Identified transmissions: (Some frequencies are approximated):


15dec2008_JAPANESE_FISHERMEN_CW_4191kHz_0030z.mp3 - Japanese fishing net (no pun intended hi)

03dez2008_ROTHR_16335kHz_2004z.mp3 188 KB - ID'ed by a friend who prefers to remain anonymous: This is a ROTHR (Relocatable Over the Horizon Radar), in use by the US Navy

05dez2008_ROTHR_8624kHz_0128z.mp3 191 KB - ID'ed by a friend who prefers to remain anonymous: This is a ROTHR (Relocatable Over the Horizon Radar), in use by the US Navy, with a different bandwidth from the above one

05dez2008_GWPAM_12539kHz_2136z.mp3 92 KB - ID'ed by a friend who prefers to remain anonymous: GLOBE WIRELESS PROPRIETARY ADAPTATIVE MODEM

07dez2008_ROTHR_8130kHz_0145z.mp3 209 KB - ID'ed by a friend who prefers to remain anonymous: This is a ROTHR (Relocatable Over the Horizon Radar), in use by the US Navy

05dez2008_UNID_6418kHz_2308z_See_also_02dec2008-8705kHz_25nov2008-8705kHz.mp3 292 KB ID'ed: 6418 is the same as 8705.
ID'ed by Eddy Waters.

02dec2008_UNID_8705kHz_2347z_See_also_25nov2008-8705kHz_05dez2008-6418kHz.mp3 191 KB - Japanese mfsk system.
Tones at: 840/1160/1320/1480/1640/1800/1960/2280hz. It has several paralell frequencies operating as well. 4152.5 4231 4290.5 5807 6249.5 6416.5 6444.5 8312.50 8587.5 8703 (correct frequency). ID'ed by Eddy Waters.

05dez2008_UNID_8233kHz_2350z.mp3 143 KB PACTOR-III, but off band. ID'ed by Tamas.

05dez2008_UNID_9230kHz_2246z.mp3 11 KB - ID'ed: 9230 USB idlling is Mil-std 110A modem. 2400 baud / 3300 shift. ID'ed by Eddy Waters.

07dez2008_UNID_6932kHz_0241z.mp3 280 KB - OLIVIA. ID'ed by Tamas.

20nov2008_UNID_12984kHz_1855z.mp3 32 KB : 12984 is Russian MFSK 32 tone system commonly called Crowd 36.
ID'ed by Eddy Waters.

25nov2008_UNID_8604kHz_1952z.mp3 93 KB - 8604 is the same as 12984. ID'ed by Eddy Waters.

25nov2008_UNID_8705kHz_2358z_See_also_02dec2008-8705kHz_05dez2008-6418kHz.mp3 84 KB - 8705 is the same as 8704. ID'ed by Eddy Waters.



Sound samples, from my location (southeast Brazil):

FAB6701 a/c - FORÇA AÉREA BRASILEIRA - BRAZILIAN AIR FORCE - Aircraft/Ground USB/ALE - 305 KB MP3

LTA - Argentine Military (???) CW station LTA 45 kb

Russian MIL AXSP w/ QTC - 6361kHz - 27 DECEMBER 2008 - 0118Z - 208 kb

PWZ-33 RIO RÁDIO - TEST "TAPE" - RTTY 75/850R - 100 KB

PBB - Dutch Navy - RTTY 75/850R - 144 KB

4XZ - Israel Navy, Haifa - CW - 60 KB

British Antarctic Survey Base 27december2008 - 7775 kHz - USB - 184 KB MP3



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Download Area:


Brazil's NDBs list, complete and updated (as of December 18 2008) - PDF - 96 KB

Brazil's Coastal Stations: Frequencies, schedules etc. - JPEG Image - 258 KB - PS: I am preparing a nice PDF with all info on Brazil coastal stations/schedules.

Argentina's Coastal Stations: Frequencies, schedules etc. - PDF - 714 KB

Chile's Coastal Stations: Frequencies, schedules etc. - PDF - 72 KB

Uruguay's Coastal Stations: Frequencies, schedules etc. - PDF - 638 KB


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==
My station: Icom IC-78, DEGEN DE1103, Autek Research QF-1A, Icom SP-3, Icom auto antenna tuner AT-120, wires.
Software: MultiPSK, CoolEdit Pro 2.1, ears...

===================================
anderson colla - py1vhf
grid locator: GG97cp
e-mails:
andersoncolla (at) gmail (dot) com
py1vhf (at) amsat (dot) org
===================================

NNNN

Since 27 December 2008