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Von: BueschelW@web.de im Auftrag von Wolfgang Bueschel ...

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The <strong>de</strong>molition will take place on Wednesday, Feb 24. The 1476 kHz mast<br />

will be blown up at about 1100 UT, the 585 kHz mast at about 1400 UT.<br />

Both <strong>de</strong>molitions will be broadcast live (starting at 1050 and 1350,<br />

respectively) by TW 1, which is available free-to-air via 19.2 <strong>de</strong>g. East<br />

on Astra 1H, 12.663 GHz h.<br />

<br />

The complete antenna array of the Wien-Bisamberg mediumwave site will be<br />

<strong>de</strong>molished at the end of February. So far it is not known what will happen<br />

with the grounds. The transmitter building is un<strong>de</strong>r preservation or<strong>de</strong>r.<br />

<br />

Transmissions from this site, on 1476 kHz, ceased on 31 Dec 2008 at 2310<br />

UT. At this point it was planned to blow up only the 265 m tall "Nordmast"<br />

(northern mast), once used for the 585 kHz outlet that is silent for<br />

almost two <strong>de</strong>ca<strong>de</strong>s now. The 120 m "Suedmast" for 1476 kHz was supposed to<br />

be kept, and Oesterreichische Rundfunksen<strong>de</strong>r GmbH told ADXB-OE that the<br />

frequency would still be available for interested broadcasters. But now<br />

they dump this option <strong>de</strong>finitely.<br />

Some photos of the antenna array:<br />

<br />

More photos, also of the old tube transmitters, with a link to an even<br />

larger photo collection that inclu<strong>de</strong>s also a shot of the Thomson M2W<br />

transmitter that had been used during the last years of operation:<br />

<br />

This <strong>de</strong>velopment makes the Moosbrunn site the only operational AM<br />

transmission facility in Austria. (AM in the German meaning, technically<br />

correct covering all amplitu<strong>de</strong>-modulated broadcasting, also dubbed "LMK".)<br />

(Kai Ludwig-D, dxld Feb 23)<br />

Abtragung <strong>de</strong>r Sen<strong>de</strong>anlage Bisamberg live auf TW1.<br />

Am morgigen Mittwoch wird ein rundfunkgeschichtliches Monument endgueltig<br />

abgetragen. Oesterreichs hoechstes Bauwerk, <strong>de</strong>r 265 Meter hohe Nordmasten<br />

und sein 120 Meter hoher Pendant am Wiener Bisamberg wer<strong>de</strong>n<br />

voraussichtlich um 1200 und 1500 Uhr Lokalzeit gesprengt. TW1 n<strong>im</strong>mt dies<br />

zum Anlass und sen<strong>de</strong>t <strong>im</strong> Vorfeld <strong>de</strong>r Sprengung eine Kurzdokumentation<br />

ueber die Historie <strong>de</strong>s Sen<strong>de</strong>rs - <strong>von</strong> seinen Anfaengen <strong>im</strong> Jahr 1933 bis zur<br />

endgueltigen Stilllegung in <strong>de</strong>n 1990er Jahren. Nach <strong>de</strong>m Wie<strong>de</strong>raufbau und<br />

<strong>de</strong>r Reparatur kriegsbedingter Schae<strong>de</strong>n an <strong>de</strong>r Sen<strong>de</strong>anlage in <strong>de</strong>n 1950er<br />

Jahren, galt <strong>de</strong>r "Bisamberg" lange als Meilenstein in <strong>de</strong>r Geschichte <strong>de</strong>r<br />

Rundfunktechnik. Mit fortschreiten<strong>de</strong>r Verbreitung <strong>von</strong> alternativen<br />

Uebertragungsmoeglichkeiten, wie etwa Internet und digitaler<br />

Sen<strong>de</strong>technologie, wur<strong>de</strong> die Be<strong>de</strong>utung analoger Mittelwellen Sen<strong>de</strong>anlangen<br />

zunehmend obsolet und muen<strong>de</strong>te schliesslich in <strong>de</strong>r endgueltigen<br />

Einstellung <strong>de</strong>s Sen<strong>de</strong>betriebs <strong>im</strong> Jahr 1997.<br />

Anschliessend an diese Kurzdokumentation uebertraegt TW1 die Sprengung<br />

live in seinem Programm. Ergaenzend dazu zeigt TW1 am Mittwoch, 3. Maerz<br />

2010, um 1945 Uhr MEZ eine Reportage ueber die umfassen<strong>de</strong>n Vorbereitungen<br />

rund um die Sprengung <strong>de</strong>r Sen<strong>de</strong>anlage. Sen<strong>de</strong>zeiten: Historie und Sprengung<br />

file:///E|/datentransfer/wwdfxc_2010/BCDX953.TXT[06.01.2011 12:38:32]

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