St Paul's Church in the Hertfordshire town of St Albans is one of the largest in the county
UK - St Paul's Church in the Hertfordshire town of St Albans is one of the largest in the county, accommodating over 1000 people at capacity. The church's traditional design has been successfully modernised in terms of its comfortable interior furnishings and its technology, having recently been equipped with an all-new Electro-Voice sound system for its worship services and concerts.

Having supplied an extensive multimedia system in 2008, installation company Creative Digital Solutions was commissioned to design and fit a new multi-speaker live system, integrating it with the original AV equipment.

The system design drew on the different characteristics of several EV products, notably the Vertical Beam Shaping of the Xi2123A/106F which is appropriate for the flown central speaker.

CDS used an extensive EASE model of the Church's interior to determine that an Xi2123A/106F should be installed as the main central speaker - ensuring excellent auditory focus and powerful full-range sound projection. Via an EV Netmax 8000 digital processor, the speaker's Vertical Beam Shaping reduced low frequencies emanating to the platform directly below and optimised the tri-amplified configuration, which was driven via an EV CPS 4.10 amplifier with remote monitoring (RCM-810).

For delay speakers within the main body and side aisles of the Church, EV's compact ZX3 and ZX1i speakers in white finish were chosen for their music and speech versatility and effective aesthetic blending. These, along with a separate 100v line auxiliary room relay system, were driven via a remote-monitored EV CPS 8.5 amplifier with channel-selectable wattage and resistance. With 16 outputs, the Netmax processor effectively EQ'd, delayed and optimised each of these eight speakers within their specific area. Two SBA760 subwoofers were specified for controlled low frequency response in a compact floorprint.

For the traditional pipe organ situated at the rear of the Church (precisely mic'd with large diaphragm condenser microphones), the Netmax was also utilised effectively to distribute the organ sound, bypassing the normal delayed audio settings for each speaker to minimise echo when mixed with the live worship band.

(Jim Evans)


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