CASE HISTORIES

It would be an easy thing to list what we can do or supply. At Crystal Clear Audio we believe it’s about providing cost effective solutions that suit the customer, their building and budget.

Sound systems:  

Under Sound or Public Address (‘PA’) systems it’s not just about loudspeakers, mixers and microphones. Working in listed buildings we must put some thought into the questions – what, where and how.

Incidentally our approach is the same for the unlisted buildings too.

Some of the associated sound equipment can be disguised (eg. speakers) others it is more difficult (eg. mixer and control). We consider it the norm to design systems that are easily operated.

During the past few years, the ‘Sound world’ has moved to digital control and digital mixers. This provides a lot of control and flexibility, though it comes at some additional cost. On the infrastructure side, there is still some value in having both digital and analogue wiring.

We installed an easy to operate sound system, mainly for speech with speakers covering their complex building layout. The system comprises of a centrally located signal processor and a remote-control panel. Speaker zones were setup for each of the areas around the building – Nave, Aisles (North, Inner South and External South), Chancel and other ancillary areas. The work on the sound system at St Mary’s has been phased. It started back in 2016 with routine maintenance when we assessed the old system and stabilised it allowing time to proactively plan and move forward.

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Nave speakers at Finchley
Nave speakers
North aisle speaker at Finchley
Aisle speaker
BLU-8 remote control
Remote control
radio antenna
Radio antenna
JTS radio microphones
Radio microphones

A flexible and easily operated sound system was needed for speech and music with speakers covering their traditional three aisle layout. This sound upgrade was done at the same time as a building refurbishment project. The system comprises of a digital mixer inside a crafted wooden cabinet with separate cabinets for amplifiers and radio microphone receivers.

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Nave speakers
Nave speakers
Gallery speaker
Gallery speaker
Digital mixer
Digital mixer
Equipment cabinet
Equipment cabinet
Amplifiers
Amplifiers

A flexible and easily operated sound system was needed for speech and music with speakers covering their traditional three aisle layout. The system comprises of a digital mixer and amplifiers fitted inside an existing cabinet. The work on the sound system at St Peter’s was phased and has included a projection system too. It started back in 2013 installing overhead microphones for the organ and choir. From then on, we have worked with the church guiding them along the upgrade path.

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Digital mixer
Digital mixer
equipment cabinet
Equipment cabinet
Nave speaker
Nave speaker
South aisle speaker
Aisle speaker
Ancillary speaker
Ancillary speaker

A flexible and easily operated sound system was needed for speech and music with speakers covering their traditional two aisle layout. The system comprises of a digital mixer fitted inside an existing cabinet with the amplifiers in a secondary cabinet above the Creche room. The work on the sound system at Holy Trinity was phased and has included a projection system too. It started back in 2003 installing Sennheiser radio microphones. From then on, we have worked with the church, guiding them along the upgrade path.

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Digital mixer
Digital mixer
Nave speaker
Nave speaker
Amplifiers & patch bays
Amplifiers
Digital stage box
Stage box
South aisle projector
Projector

A discrete projection screen was needed so a double drop winch system was installed, fixed behind the Chancel arch – see the YouTube clips. The work also included the installation of a new sound system. This sound and visual upgrade was done at the same time as a building refurbishment project. The visual system comprises of a single high definition projector that’s wall mounted, shining its image on to a 3m wide matt white front screen, suspended from the chancel arch. The sound and visual systems are controlled from a mobile cabinet (front end) which in turn is connected to the amplifier cabinet (engine).

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Double drop screen
Double drop screen
Projector
Projector
Nave speaker
Nave speaker
Digital mixer & controls
Digital mixer
Nave speakers
Nave speakers

Another discrete projection installation was needed. Due to the wide viewing angles two dual motor winch systems were installed, fixed behind the Nave arches. The work also included the installation of a new sound system. This sound and visual upgrade was done at the same time as a building refurbishment project. The system comprises of two projectors, shining their images on to 2.4m wide matt white front screens, suspended from the Nave arches. The sound and visual systems are controlled from a mobile cabinet (front end) which in turn is connected to the amplifier cabinet (engine). The mobile cabinet can be operated from several positions in the Nave.

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Main equipment cabinet
Equipment cabinet
Control equipment
Control cabinet
South aisle speakers
Aisle speakers
Projector
Projectors
Two double drop screens
Double drop screens

We needed to primarily work out where and how the projection screen was to be mounted. As the roof is high and barrel shaped, it was impractical to suspend any type of screen from the ceiling. So, we designed a special swing arm assembly that would be mounted on the wall. Additional black material was added the screen’s surface allowing us to mount the swing arm high enough to avoid the wall Lights when in its parked position. The system comprises of a single high definition projector that’s wall mounted, shining its image on to a 2.5m wide matt white front screen, fixed to the swing arm. We have also installed a 3-camera system here too.

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RJ45 patch bay
Patch bay
PTZ camera
PTZ camera
Screen- swing arm(rear)
Screen on swing arm
Screen- swing arm (front)
Screen on swing arm
Vision mixer
Vision mixer

A dual camera system primarily geared up for livestreaming events (eg. church services or concerts) with feeds to the projection system and the sound system. In this setup we installed Sony SRG3ooH cameras and the IP based controller RM-IP10. The vision mixer used is the Roland V-8HD with the Matrox Monarch HD for livestreaming and recording.

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AV control desk
AV control
Camera control
Camera control
PTZ camera
PTZ camera
Projector & Cameras
Projector & Cameras
Equipment & patch bays
Equipment cabinet

Installation videos