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    Model 02M Musical Air Horn, For Boats 65 to 246 ft., (20 to 75 Meters)

    €51.455,-* Goods to order; 12 weeks
    The Ultimate Yacht Horn, the Kahlenberg Model O2M is an eight trumpet musical air horn for megayachts and cruise vessels.... Show more

    Product description

    The Ultimate Yacht Horn from Kahlenberg is the Model O2M. It is an eight-trumpet musical air horn for Mega yachts and cruise vessels. Playable at the touch of a button from the vessel's main console, the O2M Musical Air Horn is supplied with a variety of preprogrammed songs. Additional songs can be added using an electronic keyboard. The model O2M Air Horn is offered in the configuration shown or in a "Low-Profile" design (see drawing in the pictures).


    • For vessels less than 75 Meters in length
    • Meets or exceeds IMO Requirements
    • All brass and bronze construction
    • Includes pre-programmed songs playable via MIDI from PC or other digital devices
    • Easily programmable with external MIDI keyboard
    • One of a kind sound for the most exceptional yachts
    • Operates from "smart phone" with MIDI applications

    Technical Information

    • Fundamental Frequency [Hz]: 196 to 392
    • S.P.L. (1/3 Octave @ 1 Meter) [dB]: 132
    • Air Consumption: 7 liter per second at 7 bar
    • Air Pressure Required: 7 to 10 bar
    • Electrical Power Required: Any standard AC or DC Voltage
    • Material: Cast Bronze and Spun Brass
    • Net Weight [KG]: 57
    • Finish: Kahlenberg Chrome Plate Finish (White Powdercoat/Gold PVD/Black Chrome Optional)
    • Dimensions [MM]: 673 x 756 x 622

    Further Information


    All of our Kahlenberg ship horns for the High Seas, Inland shipping and Leisure markets are built to the highest quality standards. They offer owners and captains a highly reliable means of meeting IMO/USCG tone signalling requirements and an aesthetically pleasing element on board with a distinctive sound that will be the envy of everyone. With a worldwide reputation for durability, distinctive sound and exceptional finish, Kahlenberg Air Horns can be found on most mega yachts in the world. All Kahlenberg audio signals are tested and certified in an in-house laboratory to ensure compliance with the standards set by the International Maritime Organization (IMO) and the Collision Regulations (COLREG).

    The "Convention on the International Regulations for Preventing Collisions at Sea (COLREG, 1972 - Annex III) describes the technical details of sound signal appliances with respect to the sound signal intensity and the range of the audibility (see: COLREGS - International Regulations for Preventing Collisions at Sea; Annex Ill - Technical Details of Sound Signal Appliances; Chapter 1. Whistles (check IMO for latest version!)

    Ship length [m]: < 20

    • measured Frequencies [Hz]: 180 - 450, 450 - 800; 800 - 2100
    • Sound pressure @ 1m [dB(SPL)]: 120; 115; 111
    • Range [NM]: 0,5

    Ship length [m]: 20 - 75

    • measured Frequencies [Hz]: 250-700
    • Sound pressure @ 1m [dB(SPL)]: 130
    • Range [NM]: 1

    Ship length [m]: 75 - 200

    • measured Frequencies [Hz]: 130-350
    • Sound pressure @ 1m [dB(SPL)]: 138
    • Range [NM]: 1,5

    Ship length [m]: > 200

    • measured Frequencies [Hz]: 70-200
    • Sound pressure @ 1m [dB(SPL)]: 143
    • Range [NM]: 2

    Manufacturer information

    • Manufacturer: Kahlenberg
    • Partnumber: O2M


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