You are entitled to cancel your order for the Goods without penalty within seven days of the Goods having been delivered to you. In such an event, you will receive a full refund of the purchase price within thirty days of the date of cancelling this agreement.
Goods may be returned only when defective, damaged or if the product supplied is not the same product as what was ordered. If the Goods are defective in any way this must be reported within twenty four hours after the product having been delivered to you and must be returned to us within a period of one month after delivery.
High-Power PA Audio Projection: The Kentech OTR9053 is a commercial-grade, high-efficiency horn compression driver engineered for large-scale Public Address (PA) announcement, paging, and voice evacuation systems over long distances.
Integrated 100V Line Matching Transformer: Outfitted with a heavy-duty internal line matching transformer (LMT) that converts high-voltage 100V distributed audio feeds down to precise safe power thresholds, enabling effortless multi-speaker daisy-chaining without signal attenuation.
Selectable Multi-Tap Power Configuration: Calibrated with accessible multi-tap wiring points that allow installer technicians to easily regulate system volume levels by adjusting the wattage output based on specific zone demands.
Calculated Impedance Step-Downs: Mapped with explicit power-to-impedance matching ratios: 60W at 170 Ohms for maximum sound pressure, down to 40W at 250 Ohms / 500 Ohms, and 20W at 500 Ohms for lower-ceiling or quieter peripheral coverage zones.
Standard Weatherproof Threaded Core: Features a universally sized standard 1-3/8 inch threaded throat mount designed to spin smoothly onto matching heavy-duty aluminum or composite horn flares/reentrant bells.
Features
Engineered Vocal Intelligibility: Acoustic diaphragm responses are tightly optimized to emphasize spoken word frequencies, ensuring emergency alerts and paging calls punch through noisy industrial or outdoor warehouse zones cleanly.
Heavy-Duty Die-Cast Aluminum Body: Enclosed in a rugged, weather-resistant aluminum alloy housing that protects the internal voice coil assembly from crushing impacts, intense solar exposure, and industrial vibrations.
Water and Dust Ingress Safeguards: Built with a tightly sealed back cover assembly that shields the line matching transformer and electrical wire terminations from wind, dust, and rain driven by outdoor installations.
Universal 100V Multi-Zone Integration: Perfectly suited for commercial networks using 100V high-impedance amplifiers, dramatically minimizing transmission line power loss across extremely long field cable runs.
Flexible Installer Field Termination: Offers a straightforward wiring layout that helps sound engineers map, step down, and balance distributed audio system loads directly at the horn deployment site.
Specifications
Product Line: Commercial PA Audio Distribution and Public Address Infrastructure Series
Model Identification: OTR9053 / OTR-9053
System Integration Type: Screw-On Horn Compression Driver Unit with LMT
Input Signal Distribution Class: 100V High-Impedance Line Standard
Maximum Rated Power Handling: 60 Watts RMS
Transformer Power Tappings & Impedance Map:
60W Peak Tap Mode: 170 Ohm Impedance Load
40W Medium Tap Mode: 250 Ohm / 500 Ohm Impedance Load
20W Eco Tap Mode: 500 Ohm Impedance Load
Mechanical Thread Mount Interface: Standard 1-3/8" - 18 TPI Threaded Throat
Target Applications: Stadium Outfield Public Address, Shopping Center Parking Lot Paging, Factory Floor Sirens, Marine Dock Voice Evacuation Systems, School Field Speaker Arrays
What's in the Box
1 x Kentech OTR9053 60W 100V Line Horn Compression Driver Unit
