Koss are selling cordless noise cancelling headphones, model QZ50. Detailed technical information is not available from their web site.
See the Koss web site.
iGo noise cancelling headphones
iGo are selling relatively cheap noise cancelling headphones. The technical specifications claim 12dB of noise reduction.
See the iGo web site.
MSC.Patran 2004 Released
MSC Software have released MSC.Patran 2004.
Read more on the MSC Software web site.
ANSYS version 8.0 Released
ANSYS version 8.0 has been released and includes serveral new features. Of particular interest to vibration engineers is the addition of component mode synthesis (click on the link below and the Structural tab on the left window), and also improvements with the multi-physics features.
Read more on the ANSYS web site.
LMS releases 4 channel analyzer
LMS International have released a 4 channel analyzer called Pimento. The system is expandable up to 24 channels.
Read more on the LMS web site.
QinetiQ and Ultra Electronics ANC for aircraft
QinetiQ and Ultra Electronics have developed an active noise control system for the interior of aircraft to reduce broadband noise. The system uses active trim panels attached to the inside of the fuselage.
Read more on the QinetiQ web site.Read about the QinetiQ and Lufthansa alliance.
Shell installed fairings on an offshore platform to reduce vortex induced vibration
Shell Global Solutions has installed vortex induced vibration (VIV) suppression fairings on the mooring tendons of the Marco Polo platform in the Gulf of Mexico. The modified tendons are designed to suppress vibrations caused by water currents, thereby helping to prevent premature fatigue failure.
Read more on the Shell Global Solutions web site.
Chrysler’s Durango 2004 has new noise control products
Chrysler Group has launched the Durango 2004 model that has new noise control products in the body.
PUR foam is a patented noise suppression adhesive that is injected into the body of the vehicle to minimize noise, vibration and harshness (NVH). The second technology, Liquid Applied Sound Deadener system (LASD) is an underbody system that applies a liquid compound to the vehicle’s floor pan and helps reduce noise inside the vehicle.
Read more on the Daimler Chrysler web site.
NRC starts construction of Nanotechnology Building
Canada’s National Research Council has started construction for the new National Institute for Nanotechnology (NINT). The laboratory’s environment will have ultra-low vibration and minimal acoustical noise and electro-magnetic interference.
Read more on the NRC web site.
Spectrum analyzer for Pocket PC
HandDee Spectrum Analyzer is a software program for PocketPC’s (Xscale, ARM, MIPS, and SH3 machines).
Read more about the HandDee Spectrum Analyzer.