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The Case for NOT going above 0 dBFS For Digital Playback Systems The Case for NOT going above 0 dBFS For Digital Playback Systems I first became aware of this issue back in the early 90's when I was testing a DAC that used a Burr-Brown Digital Filter and D/A Converter. I observed that the 1kHz square wave test from CBS CD1 test…
Room Acoustics: Acoustic Treatments Room Acoustics: Acoustic Treatments Anthony Grimani's "Room Acoustics: Acoustic Treatments" class followed his course on "High Performance Home Theater Calibration" on the afternoon of my first day at CEDIA. I'm reviewing it here, as…
Issues with 0dBFS+ Levels On Digital Audio Playback Systems Issues with 0dBFS+ Levels On Digital Audio Playback Systems When you make a digital recording, an analog waveform (represented by an electrical signal with a continuously varying voltage) is sampled at regular intervals and converted to a set of numbers.…
Acoustics at Trade Shows Acoustics at Trade Shows After a summer break, it's back to acoustics. I had intended writing on DIY and some basic room set up tips. However, that's going to wait until next month. I am just returning from the Denver…
Wireless Surround Sound Speakers - The Future? Wireless Surround Sound Speakers - The Future? Are wireless surround sound speakers the next big thing? Hong Kong leads the market in the release of wireless 5.1 speaker systems. Wireless and active surround sound speakers with built-in decoders…
Silver Saboteurs - Are Silver Audio Cables Better? Silver Saboteurs - Are Silver Audio Cables Better? Certainly silver has always had a place in the wire and cable industry. It's long been a fixture in military and high temperature applications. In the case of Teflon wire, you have always seen silver…
CableCARDs - A Primer CableCARDs - A Primer You probably keep hearing about CableCARD technology (also called "Digital Cable Ready") - or perhaps you've never heard of it. In either case, there's good news for you as a consumer. After…
Acoustics 101 Course by John Dahl of THX Acoustics 101 Course by John Dahl of THX John Dahl has been a volunteer instructor for CEDIA for the last 11 years. So it's a pretty good bet that virtually all of the CEDIA design and installation professionals who have passed through his…
High Performance Home Theater Calibration High Performance Home Theater Calibration The Custom Electronics Design and Installation Association (CEDIA) was founded in 1989 in recognition of the increasing complexity of integrating audio and video systems into the home environment.…
DVI and HDMI Video Connections DVI and HDMI Video Connections During the next few months, many manufactures will release new consumer electronic products with DVI (Digital Visual Interface) and HDMI (High Definition Multimedia Interface) connectors. DVD…