Omni Directional, Single Tone Wide Area Warning System *EFFECTIVE OUTDOOR COVERAGE RADIUS OF UP TO 6 KILOMETERS • Comes complete with horns, manifold, flexible hose, combination control valve and steel supporting structure • Combination solenoid and manual control valve allows the horn to be operated in the event of a power failure • Single tone, 165 Hz (other frequencies available) • Suitable for projects requiring a strong, powerful signal to cover a wide area and a great distance • Constructed of aluminum with steel supporting frame • Horns are spaced at 120° degree intervals for 360° omni- directional coverage * Signal will produce a sound pressure level of approximately 70 dB @ 6 km in calm, cool conditions without topographical interference. Signal strength at distance can vary dramatically depending on environmental and geographical conditions. Please consult factory for more detailed Control: Manual & solenoid combination valve SPL (Loudness): 147 ± 1 dB total @ 1 meter Air Consumption of Each Horn: 50 L/sec [108 SCFM] @ 9 bar [125 PSIG] Tone (Musical Note): E3 Finish: Primed with two-coat finish Website: www.kahlenberg.com Email: info@kahlenberg.