Re: acoustic shielding

[David Prince <dprince@xxxxxxxxxxxxxxxxxxxxx>]

You might try some damping compounds geared at adding limp mass to barrier
systems.  One retail supplier is
http://www.acousticalsolutions.com/products/damping/damping_compound.asp

It would take some time and testing, and could be a little messy but might
achieve what you're looking for.

As an alternate, have you considered insert earphones in combination with
circumaural headsets?

David Prince

> Dear List members,
>
> We are trying to increase the external attenuation of a set of headphones.
> Do you know of any non-metallic, non-magnetic, thin [less than 8mm],
> pliable material that can provide noise suppression upwards of 10dB upto
> 10KHz?
>
> Thanks,
>
> Satra