Software
NMA has software for modelling environmental noise
Unique among engineering consultants NMA develops software packages and makes these packages available for sale.
Download the latest version of PEN3D2000 here. It is a full version of the software.

PEN3D2000 is an environmental noise model and details of the model are available here.

PENV2 is based on PEN3D2000 but includes an blasting module to calculate blast overpressure and vibration from all types of blasts. Further information on PENV2 is available here

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PEN3D2000
PEN3D2000 is NMA's noise modelling software.
For details on the workings of the model and other help related issues press here,

For the latest copy of PEN3D2000 refer to the forum.
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