BC-DX 789 05 Jan 2007 Private Verwendung der Meldun

July 1955: TV transmitter went on air; 3 kW, video on 169.25, audio on
175.75
Feb 1956: TV transmitter upgraded to 10 kW
July 1957: TV transmitter converted from OIRT to CCIR standard
(video/sound separation 5.5 instead of 6.5 MHz; probably by this time also
settled on ch. E-6)
Oct 1959: New 10 kW Siemens TV transmitter, new antenna system
Spring 1960: Inauguration of a microwave link to Torfhaus site, using
Thomson-CSF TM 110 series equipment. For many years this link was the only
connection between the Intervision (OIRT) and Eurovision (EBU) systems
July 1961: Two new 10 kW FM transmitters from Funkwerk Koepenick; addit.
Radio DDR 1 on 88.95 and upgraded Deutschlandsender on 97.4
March 1963: Two more Funkwerk Koepenick 10 kW transmitters; Berliner
Rundfunk on 91.55 and Radio DDR 2 on 94.6
Feb 1966: New 10 kW TV transmitter made by Funkwerk Koepenick, replaced
Siemens transmitter (which was kept as aux) because the required spare
parts for it had to be bought for hard cash
Nov 1967: 10 kW UHF transmitter from Thomson-CSF, had to be obtained via
the USSR due to embargoing; result: A French transmitter with mostly
English parts, Russian inscriptions and a French documentation.
(Presumably this transmitter paralleled on ch. E-34 the E-6 programming,
since a second DFF program did not start until Oct 1969.)
1972-1973: FM transmitters upgraded to stereo
Oct 1973: New 20 kW UHF transmitter from Funkwerk Koepenick, enabling
first SECAM colour transmissions from Brocken
April 1974: E-6 transmitter upgraded to colour (in fact DFF started colour
transmissions on its first program not until 1972 or 1973, first they were
limited to a few hours on the second program from Oct 1969)
1976: Construction of the current antenna tower completed; picture of
Brocken summit today:
1978-1987: Construction of the wall around the Brocken summit
April 1985: FM aux transmitter installed, own construction by Deutsche
Post
Nov 1987: Additional 1 kW FM transmitter, own construction; DT64 on 101.4
Oct 1991: 10 kW transmitter for ZDF on ch. E-49 in a container
April 1992: Two new 1 kW Rohde&Schwarz FM transmitters, provisional
antenna mounted on the building; 101.4 and additional 107.8 (for MDR
Kultur, today MDR Figaro, which lost the much farther-ranging 89.0 outlet
to a commercial station)
1993: New Kathrein antenna systems, replacing the old mast which was
subsequently dismantled; ch. E-6 and E-34 transmitters replaced by new
Rohde&Schwarz transmitters, 1 kW transmitter on 101.4 replaced by 10 kW