Dr Martin Liedtke
Alte Heerstraße 111
53757 Sankt Augustin
Tel.: +49 2241 231-2601
Fax: +49 2241 231-2234
ADM Noise Exposure Calculator
Work - Discotheque - MP3 player
Noise in occupational and private life has an impact upon human hearing. The ADM noise exposure calculator (the
German abbreviation ADM stands for work, discotheque, MP3 player) reveals that a two-hour visit to a discotheque at the
weekend may contribute as much as ten times to later hearing damage as the exposure to noise during an entire working
Teenagers and young adults in particular can use the ADM to identify the hotspots of their own noise exposure, and when it may result in the development of hearing loss. In addition, music and speech samples illustrate how this hearing loss might actually sound, should it occur.
Using the ADM
The ADM noise exposure calculator may be used for the purposes of occupational safety and health. Commercial use is not permitted.
The ADM noise exposure calculator runs under Microsoft Windows 2000/XP/Vista/7 with Microsoft .NET Framework installed (version 2.0 or higher). Installation of the software requires Microsoft Windows Installer, version 3.1 or higher.
The ADM noise exposure calculator has been developed with care in accordance with current scientific and technical
good practice. It is made available to users free of charge. Users use it at their own risk. To the extent permissible
by law, no liability will be accepted for the software on any legal basis. In particular, no liability will be accepted
for material defects or defects in title, whether in the software or in the associated documentation and information,
particularly with regard to their correctness, freedom from errors, freedom from property rights and copyright of third
parties, up-to-dateness, completeness and/or fitness for purpose, except in cases of malicious or wrongful intent.
The ADM noise exposure calculator has been produced and is maintained by the IFA – Institute for Occupational Safety and Health of the German Social Accident Insurance.