Model D-4A Chrome Chimetone Air Horn, For Boats 246 to 656 ft., (75 to 200 Meters)

The Model D-4A CH Air Horn is designed for the most discriminating yachtsman. It is made entirely of bronze and brass, and finished with the highest quality duplex nickel chrome plating.

Kahlenberg Chimetone Air Horns all utilize more than one projector or “trumpet” in their design. These projectors each produce a different fundamental frequency which combine to produce powerful, distinctive, musical chords. To hear a Chimetone Air Horn is to realize that the sound of a vessel can be one of its most impressive aspects. The Model D-4A CH Air Horn is designed for the most discriminating yachtsman. It is made entirely of bronze and brass, and finished with the highest quality duplex nickel chrome plating.
 
  • For vessels 75 fo 200 Meters in length
  • Meets or exceeds IMO Requirements
  • Operates on a wide range of air pressure
  • Highly reliable, virtually no maintenance required
  • All brass and bronze construction
  • Kahlenberg Chrome Plate Finish
More Information
Finish Chrome
Vessel Length 75-200 Meters (246 to 656 ft.)
Heated? No
Power Type Compressed Air
Additional Specifications

Fundamental Frequency: 171 and 220 Hz
S.P.L. (dB(A) at 1 meter): 143.2dB
S.P.L. (1/3 octave band @ 1 meter): 138.3 dB
Air Consumption: 116 c.f.m. (54.7 l/s) @ 150 p.s.i. (10 bar)
Air Pressure Req'd: 100 to 250 p.s.i. (7 to 17 bar)
Control: External manual/solenoid operating valve
Material: Cast Bronze and Brass
Finish: Kahlenberg Chrome Plate Finish (White Powdercoat/Gold PVD/Black Chrome Optional)
Dimensions: 25"x24"x13" (635 x 612 x 330mm)
Net Weight: 145 lbs. (65 kg)