Omnitronic HS-45

Omnitronic HS-45 100V Line Horn Speaker – Technical Specifications & Setup Guide

System & Power Handling

• System Type: Round public address (PA) re-entrant horn speaker with integrated 100V line transformer

• Power Rating: 45 W RMS / 90 W Peak

• 100V Power Tappings: 45 W, 30 W, 15 W, 7.5 W (selectable via multi-core connection cable / internal transformer settings)

• Low Impedance Mode: 8 Ω direct bypass setting

• Operating Voltage: 100V Line PA systems or 8 Ω low-impedance systems

Audio Performance & Transducers

• Transducer Type: High-output phenolic compression driver with circular horn flare

• Frequency Response: 250 – 8,000 Hz

• Sensitivity: 108 dB (1W/1m)

• Max SPL: 124 dB @ 1m

• Dispersion Angle: Conical directional horn projection for long-distance speech intelligibility

Connectivity & Impedance Matching

• Connection Type: Open-ended multi-core connection cable through sealed cable gland

• Tapping Selection: Cable lead wiring to corresponding wattage taps (45W / 30W / 15W / 7.5W / COM)

Controls & Adjustment

• Hardware Controls: Transformer wattage selection via color-coded lead connections

• Orientation: Heavy-duty steel mounting U-bracket with locking bolts for precision vertical tilt alignment

Enclosure & Hardware

• Flare Material: UV-resistant, weatherproof ABS plastic enclosure (light grey finish)

• Mounting Hardware: Heavy-duty powder-coated steel U-shaped mounting bracket

• IP Rating: IP66 weather-resistant construction against dust ingress and high-pressure water jets

• Application Modes: High-volume voice paging, siren alert, and outdoor crowd announcements in sports facilities, industrial sites, parking structures, and outdoor venues

Physical Specifications

• Dimensions (Diameter x Depth): 350 x 360 mm (13.8" x 14.2")

• Weight: 2.85 kg (6.28 lbs)

Accessories Included

• Adjustable Steel Mounting U-Bracket

• Integrated Cable Gland Strain Relief

• Operating Instructions Manual