AtlasIED TSD-HF11 Paging Horn Crossover and Limiter

Get dependable, professional-grade paging performance for mass-notification and security installations with the AtlasIED TSD-HF11 paging horn crossover and limiter. This compact AtlasIED pro mass-notification device combines a selectable hi-pass band-pass filter with a variable limiter to prevent amplifier clipping and protect horn drivers — delivering clearer, more intelligible voice alerts across campuses, industrial sites, and critical infrastructure. The TSD-HF11’s 1-input/1-output topology and input/output trim controls make system tuning fast and precise, while its low 60 mA DC power draw and ability to share a single power supply reduce installation complexity. With a rugged, space-saving 4" x 2.5" x 1.5" footprint, the unit integrates seamlessly with paging horns, amplifiers, and larger surveillance or monitoring systems to ensure consistent notification coverage. Ideal for security/monitoring teams, facilities managers, and integrators, the TSD-HF11 helps you maintain reliable, compliant paging and emergency communications. Add the TSD-HF11 to your next mass-notification or security deployment to improve intelligibility and protect your audio chain — contact your AtlasIED dealer or include it in your system design today.

• Ensures clear, intelligible paging by band-pass filtering and protecting amplifiers from overload
• Variable limiter and selectable hi-pass let you tailor horn output to environment and coverage needs
• 1-in/1-out design with input/output trims for fast integration with existing paging horns and amplifiers
• Low power draw (60 mA) and ability to share a single DC supply simplifies installation and reduces wiring cost
• Built for mass-notification and security applications — improves monitoring, surveillance and emergency paging reliability