[Fwd: LF: Radio4 in ZL?]

Andre' Kesteloot akestelo@bellatlantic.net
Thu, 21 Jan 1999 08:06:18 -0500



Alan Gale wrote:

> At 16:39 21/01/99 +1300, you wrote:
>
> >George ZL3PN has sent me some notes of his dusk and dawn monitoring on
> >LF to check for the "trans Atlantic" amateur tests last weekend.  Using
> >conventional receiving (listening by ear, IF bandwidth down to 500 Hz)
> >he heard nothing in the 136-137 kHz region.  He did copy some broadcast
> >stations in the pre-dawn period, with carrier frequencies on 153 and 172
> >kHz.  They faded as the day lightened.
> >
> >The most frequently copied LF broadcast station in ZL is on 180 kHz.  It
> >seems to have Russian announcements and is thought to be sited in the
> >Siberian region.  When propagation is good, a low beat note can be
> >detected, and is thought to be another LF station on 180 kHz, as part of
> >a synchronous network.  In northern parts of New Zealand the 180 kHz
> >broadcast signal can be over S9.  It seems to drop rapidly in strength
> >going further south in New Zealand.
> >
> >Bob ZL2CA
>
> Hi Bob,
>
> The latest copy of the World Radio TV Handbook shows the following
> stations on 180 kHz:
>
> Almaty                  Kazakhstan      250 kW
> Aktobe                  Kazakhstan      150 kW
> Turkistan               Kazakhstan      50 kW
> Chita Sib               Russia          150 kW
> Petropavlovsk           Russia          150 kW
> Polatli                 Turkey          1200 kW
>
> Two stations in the Far East are listed on 153 kHz, and five
> in Europe and the Middle East:
>
> Komsomolsk              Russia          1200 kW
> Asgabat                 Turkmenistan    500 kW
>
> Bechar                  Algeria         1000 kW
> Donebach                Germany         500 kW
> Bod                     Romania         1200 kW
> Ufa                     Russia          300 kW
> Taldom                  Russia          300 kW
>
> On 171 kHz there are two stations in the Far Eastern part of
> Russia, and another eight in Europe and the Middle East:
>
> Oyash, Siberia          Russia          250 kW
> Yakutsk, Siberia        Russia          150 kW
>
> Sasnovy                 Belarus         1000 kW
> Nador                   Morocco         2000 kW
> Elektrostal             Russia          1250 kW
> Murmansk                Russia          150 kW
> Tbilisskaya             Russia          1200 kW
> Syktyvkar               Russia          150 kW
> Bolshakovo              Russia          1200 kW
>
> There is also an 'off channel' station in Europe on 177 kHz
> at Orianberg in Germany. This is listed as a 500 kW TX.
>
> The 'Grey Line' currently passes through Siberia and over to Europe
> at around 1900 UTC, that should be a good time to check for any of
> these stations appearing. Clear spots in the 160 - 190 band may be
> difficult to find, 153, 162, 171, 180 and 189 all have BC signals
> of 1000 or 1200 kW on them, and 'quiet' channels are going to be very
> hard to find down here. Perhaps the best frequencies to try might be
> those 'in between' the channels, for those with very narrow IF filters
> this might be the only place you'll be able to escape from all the
> powerhouses!
>
>         73 and Good LF, Alan G4TMV.
>
>
>         ----------------------------------------------------------------------
>         From:           Alan Gale G4TMV
>         Location:       North-West England. IO83VP Lancs 53:39.3N 2:10.6W.
>         Equipment:      Kenwood TS830M + VLF Converters + FL3. W & G SPM-3
>                         G5RV, Loops, UMB + Inv. L, Wellbrook ALA100 Loop.
>         Interests:      Beacons, Search & Rescue, Maritime, Scanning, TVDX.
>         Editor of:      Medium Wave Circle's - "Beacons & Utes" column.
>                         Visit the MWC Website at: http://www.mwcircle.org
>
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>