Meyer Sound brings its CAL systems with AVB/TSN network technology to the Azteca Stadium in Mexico

This distributed audio system with this network technology is the first that Meyer Sound installs in a sports and multipurpose space.

First stadium to host two World Cup finals -in 1970 and in 1986-, and the main venue of the first Olympic Games in Latin America (1966), he Aztec Stadium Mexico City adds to these milestones by being the sports facility located at the highest altitude (2.195 m.) and the one with the greatest capacity (87.000 personas) from Latin America.

Adding to this list of distinctions earlier this year was the completion of the largest installation of column speakers to date. Meyer Sound CAL. Besides, This is the first audio system from this manufacturer installed in a stadium that uses the latest in AVB/TSN network technology..

The distributed system, composed of 69 speakers, emits voice announcements with clarity and intelligibility over the entire bandwidth, background music, as well as the audio of the videos projected on the Panasonic digital screens located in the venue.

CALs' steering technology allowed Meyer Sound engineers to precisely adjust the extent and tilt of projected audio, and thus achieve uniform coverage, while the narrow profile of the CAL speakers keeps sight lines open.

“We contacted Meyer Sound for this new system because they offered us the best solution,” recalls the audio manager of the Azteca Stadium., Alejandro Aguirre (in the attached image)-. We needed the latest in audio technology, and the CAL system with AVB met all our requirements”.

For the lower stands, they have been deployed 24 CAL speakers 64, along with 10 subgraves de 600-HP, while the upper ones are covered by 26 CAL 96 and eight CAL speakers 64, with a CAL 96 additional covering the playing surface. Two Galaxy network processors 816 control the overall system, and two RMServers on the network are responsible for status monitoring and troubleshooting.

Los Galaxy 816 are connected to the master switch, located in the stadium control room, via AVB/TSN, with bidirectional signals routed over a fiber optic network from the room to the eleven local switches, distributed around the stadium.

Each local switch connects to its assigned group of CAL speakers via Cat-5e cable. All switches are Extreme Networks X440-G2 series.

As Aguirre explains, “The stadium hosts a wide variety of events in addition to football: concerts, religious events and annual NFL games. It was essential that we have intelligible audio at every seat, with the power and clarity to deliver a complete viewing and listening experience alongside HD displays; What a pain we resolved with Meyer Sound.”.

This manager recognizes that the complete solution depended, in addition to technological innovation, design and support. “The Meyer Sound team studied every detail; They made sure the right people were involved in the project and advised us every step of the way.. There is a level of commitment that differentiates them from other companies in this industry”.