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Webcasting, music on demand, simulcasting, reference recording,
archiving, production complexities: when Sydney Opera House crystal
balled their audio future it looked increasingly digital. For a
totally analogue venue it was a pivotal moment. Four years later
with digital mixing control surfaces in each of the main venues
linked to a central recording studio, the house is seriously connected.
Audio, vision and internal communication from any of Sydney Opera
House’s six performance spaces are now fibre-linked to a central
facility so that, potentially, any of the venues can become a recording
studio. Thus the House now provides limitless recording and performance
opportunities for the host of international and national performing
arts companies and artists who use it, via CD/DVD recordings, interactive
content and the internet.
It’s all part of Sydney Opera House’s initiative to
widen it’s exposure and re-invent itself as a proactive producer
of emerging music and drama talent. ‘Sydney Opera House is
no longer just a hall for hire,’ states Dr Norman Gillespie,
Sydney Opera House CEO. ‘It has begun to commission and collaborate
on a wide range of contemporary events under its own banner and this
is just the start. The recording, broadcasting, marketing and distribution
of Sydney Opera House events are all part of our vision for the 21st
century.’

David Claringbold next to the Recording Studio Euphonix
System 5
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David Claringbold, Sydney Opera House Technical Manager Sound & AV
has driven the technology metamorphosis. ‘We’re making
a very conscious move to bring a wider range of people into Sydney
Opera House, to experience it, be touched by it and enriched by it’ he
commented. ‘We’re looking to open the roof of the building
and expose something inside which is just as exciting as the sails
and the image of the house.’
‘In specific terms, the audio infrastructure we have put in
place now gives us the capability to handle the performances in any
of the six venues, each with their increasing complexity and demand
for processing, as well as linking them as one complete system both
venue to venue and to the Recording Studio.’
The first step in the metamorphosis occurred in January 2002 when
a Euphonix System 5 was purchased for the Opera Theatre. David and
his team started in the Opera Theatre first, as the needs of that
venue were the most acute. With several different rehearsals and
performances each day, the Opera Theatre required a console which
stored set-ups and was able to rapidly reconfigure its settings such
that productions possibly weeks or months apart could be quickly
restaged.
The System 5 was more than a match for this challenge and once it
had proved itself, Sydney Opera House was more than happy to add
two more Euphonix consoles early in 2004 -- a Max Air in the Drama
Theatre and a System 5 in the 2,600 seat Concert Hall.

Euphonix System 5 in the Recording Studio
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The hub of the vision, the Recording Studio, received the green
light in mid-2004. Again the Opera House selected a Euphonix System
5 and because this console takes feeds from the venues plus additional
sources it is necessarily the largest of the group. It is a two core
format with up to 156 DSP channels, 48 group busses, 24 mix busses,
true parametric EQ, fully featured channel expander/gates, surround
sound formats up to 7.1 and a control surface with 56 channel strips.
Simultaneously the console can record up to 112 tracks across, for
example, a combination of Protools, Pyramix and GENEX.

The Recording Studio System 5 receives its feed signals from remote
mobile racks and a Euphonix 672 x 672 channel MADI router housed
in the CCR (Central Control Room). All the venues can be connected
to the CCR with the three major ones, the Opera Theatre, Concert
Hall and Drama Theatre being permanently connected to the router
via a Euphonix FC726 Format Converter and a set of FT730 FibreTran
fibreoptic extenders. These units provide electrical and sample rate
isolation from the CCR router and the other venues, plus conversion
of MADI from COAX transmission to fibre and back again.
Two 56 mic/line channel remote mobile input racks can be positioned
in any SOH location, including the Forecourt, and transmit signal
back to the recording studio via the fibre network. Recordings at
44.1 kHz, 48 kHz or 96 kHz are all available and fully independent
of the 48 kHz audio being distributed by the facility router. Further
mobile racks can be added at any time for increased capacity.
The smaller SOH venues, like the Playhouse and Utzon Room, can also
be connected to the Router using a set of mobile Euphonix AM713 analogue
to MADI and MA703 MADI to analogue converters. For outside broadcasting
a truck docking area provides audio feeds from any venue, again by
fibre.
To complete the picture of interconnectivity and synchronisation
each of the major venues and the Recording Studio has a ‘local’ word
clock generator and distribution system which allows for totally
independent operation of any of the consoles. Under normal circumstances
each of the ‘local’ clocks is synchronised from the CCR
master clock with the clock signal traveling via the FibreTran fibreoptic
extenders.
Surround monitoring is all ATC with custom SCM50A’s soffit
mounted left, centre, right in the bulkhead with remotely mounted
amplifier packs, two SCM20A Pro’s cover rear surround and a
SCM0.1/15Pro 15” powered sub provides more than adequate bass.
A further LCR set of SCM20A Pro’s handle nearfield monitoring. ‘Obviously
we weren’t about to make this level of technology and capability
investment without being able to hear the end result’ commented
David. ‘As a long term user of ATC we didn’t need a great
deal of convincing that their ruthless accuracy was the way to go.’

Euphonix Max Air in the Drama Theater
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The Euphonix consoles in the three main performance venues have
made a huge difference to how audio is produced and increased the
scope of what is possible. ‘Because of the volume of performances
staged at the Opera House (2,300 last year), there are often morning
rehearsals and different shows staged at night -- up to six every
day.’ commented Severin Sieben, Opera Theatre Sound Supervisor. ‘The
Euphonix consoles store set-ups which enables us to flick between
shows, scenes, recall old shows etc all with the greatest of ease.
It means we can guarantee a client that the same thing is going to
happen at every show and that nothing will go wrong.’

Euphonix System 5 modules in the Opera House audience space
during rehearsals
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‘The assignability and modularity of the Euphonix console
design means that one person can literally carry the console master
section into the stalls, roll out an Ethernet cable and mix the show!
So now we can be sitting in the stalls with the producer and his
creative and technical staff. We can make adjustments according to
their comments and instructions. We’re all hearing the same
thing, it’s easy and immediate and it just makes perfect sense.
It’s obvious that this alone has had an enormous impact and
made the set-up process so much simpler. When we’re done we
slot the mixer section back into the desk to run the show and everyone
knows that each preset is correct.’
This concept of removing sections of the console is a perfect example
of how the Opera House sound team has pioneered usage of the Euphonix
products in a live production environment. ‘Sydney Opera House
has been keen to adapt our technology to their application and we’ve
been only too happy to observe and respond to their input and requests,’ commented
Euphonix CEO Jeff Chew. ‘As software driven products Euphonix
is incorporating additional features and capabilities into the most
recent versions of System 5 and Max Air software making them even
more relevant to live production and upgrading the Opera House consoles
along the way.’

Euphonix System 5 modules in the Concert Hall audience
space during rehearsals
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In June 2004 Dr Gillespie and Euphonix CEO Jeff Chew signed a collaboration
agreement which formalised the close working relationship which had
developed between the two organizations. ‘Despite the disparity
of our businesses, in many ways we share very similar goals, for
example, ‘setting world standards’ and ‘exceeding
our customers’ expectations’. At Euphonix our obsession
with the ones and zeros of digital technology never overrides our
passion for music and its production, and obviously we share that
with Sydney Opera House as well,’ commented Mr Chew.
‘It’s a tremendous honour to be so closely involved
with an organisation as prestigious as Sydney Opera House,’ he
added. ‘And I’d like to include and pay tribute to our
Australian distributors Technical Audio Group who fully share with
us in this collaboration. Indeed I believe the success of both the
relationship and the project it is in large part due to them.’
‘Our commitment to the Recording Studio and the digital audio
upgrade delivers a clear message to everyone from patrons to visitors
from other performance venues around the world that ‘Sydney
Opera House places the highest priority on sound quality,’ commented
Dr Gillespie. ‘The quality of music, image and drama that we
package and distribute will reflect this priority, which will play
a very important role in the marketability of Sydney Opera House
products.’
In 1957 architect Jørn Utzon envisiged an approach to Sydney
Opera House to be ‘…. a succession of visual and audio
stimuli which increase in intensity as you approach the building,
as you enter and finally sit down in the halls, culminating in the
performance.’ The implementation of digital audio technology
is now enhancing this experience and, in addition, beginning the
process of taking that intensity and excitement to a wider audience
both at ‘The House’ and, via new and traditional broadcast
media, to Australia and beyond.
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