DR-54 75 Degree Uniform Coverage Re-Entrant Horn by Atlas Sound is a double re-entrant horns which are designed for use with compression driver units to offer superior music and voice communications over distance and ambient noise.
The circular projectors are equipped with a resonance damping ring for best response through an extended frequency range. These units are guaranteed to last long because of their Weather-resistant feature. Atlas Sound PD & SD Series compression drivers or any driver with standard 13.8" -18 male thread coupling. The integral "U-type" steel mounting bracket provides maximum directional aiming flexibility and enhances installation capability when used outdoors or in industrial environments. The rugged all metal, exponentially- flared horns are finished in durable grey epoxy. Loudspeaker stands feature telescoping action, positive-locking hardware and die cast safety collar and offer vertical extension range from 5 to 8 feet height.