MULTIPLE CITIES: NBC may have violated federal rules with story about today’s test of the Emergency Alert System. The network ran the piece along with the audio tones that trigger the system on the ...

This surprisingly tough web game, from the Music Lab at the Harvard University Department of Psychology, tests how well you can distinguish tones by pitch. Put on your headphones and judge—as fast as ...

SYCAMORE, IL, APRIL 7, 2016 -- IDEAL is giving network installers and technicians all the tools they need to accurately identify wiring errors within virtually any type of VDV application with its ...

The contents include state-of-the-art audio and video test signals from Ovation Multimedia, as well as industry standards from CEA and other materials from SMPTE, RPG and Genesis Microchip. The ...

You might think your receiver's auto speaker setup and calibration are a no-brainer affair, but it's not. This how-to blog is loaded with tips to help improve your sound. Steve Guttenberg Former ...

Want to get better sound out of your system without having to buy a new receiver or speakers? Try a manual calibration. Ex-movie theater projectionist Steve Guttenberg has also worked as a high-end ...

If you bought a sub-woofer lately and had the pleasure or displeasure of trying to integrate it into your existing system, then hopefully this review will be good news to you. The good news is; there ...

With a calibration DVD and sound level meter in hand, you can play a test pattern and set levels for your speakers. It also is a good idea to set all treble and bass controls to 0 as well. Set your ...