Volume 6, Number 4, December, 1998 - Noise News International

Anechoic Chambers
with EMW lining
The new EMW perforated
metallic anechoic wedge continues
Eckel's tradi tion of
excellence and innovation in
acoustic testing environments.
This high transparency wedge
combines a metal cover, utilizing
high transparency perforated
steel or aluminum, with
highly efficient sound absorbing
material filler . . . to provide
outstanding acoustic perfo r­
mance, long-term acoustic
integrity, and light weight.
Eckel's modular attenuating structures have guaranteed
performance and incorporate state-of-the-art
features such as: • wedge lining (choice of EMW,
fiberglass,or foam wedges) with low frequency cutoff
down to 45 Hz • special track system for efficient
installation of wedges • unique cable floor
system • sound attenuating doors • instrumentation
sleeves and supports • ventilation • lighting
and power systems . . . Anechoic chambers can be
constructed with superb dependable performance
for research in • acoustics • psycho-acoustics, and
for testing in fields such as • automotive • aerospace
• computers • audio • appliances • industrial
components • consumer electronics ...whatever
your acoust ic measurement! evaluation need.
Reader Service Number 9
And Eckel continues its leadership
in providing full and hemi-anechoic
facilities-from the largest double ­
walled acoustic research struc ­
tures to the smallest, portable
anechoic chambers. Regardless of
your anechoic chamber need.
Eckel has the solution , with integrated
design and engineering
services and turnkey capability.
ECKEL
IN D U S T R I E S , I NC . ACOUSTIC DIVISION
155Fawcett St., Cambridge, MA02138
Tel: 617-491-3221 • Fax: 617-547-2171