In a ground-breaking article from May 1990, Robert Harley uncovers the real digital story with "CD: Jitter, Errors & Magic." Confusion about CD tweaks leads RH "to conduct a scientific examination of several CD 'sonic cure-all' devices and treatments. I wanted to find an objective, measurable phenomenon that explains the undeniable musical differences heard by many listeners where, at least according to established digital audio theory, no differences should exist."
From the April 2004 issue, a must-read for all audiophiles: Keith Howard does the SACD and DVD-Audio math for "New Media Metrics." Using a vast collection of informative graphs, KH explores hi-rez attributes and puzzlers. "In the case of SACD, why provide a potential bandwidth in excess of 1.4MHz, only to fill more than 95% of it with quantization noise?"
Last week, Primedia announced the next in a series of editorial upgrades to its Home Technology & Photography specialty group. The group is redesigning its Stereophile Guide to Home Theater magazine to become Stereophile Ultimate AV (new URL: www.ultimateavmag.com) starting with the June 2004 issue. Hitting newsstands May 11, the redesigned magazine will feature 16 pages of new and expanded editorial content for high-end audio/video enthusiasts, more advertisers, and an enhanced consumer-friendly design.
The Home Entertainment 2004 Show (HE2004) is coming to NYC May 20–23, 2004 at the Hilton New York Hotel & Towers. HE2004 is open to the public—consumers will not only have the opportunity to see, hear, and demo the finest high-performance products consumer electronics has to offer, they can also attend a dozen free educational seminars on a variety of topics and enjoy live music daily from jazz and blues artists during relaxing breaks for lunch. The educational seminars and music luncheons will be offered all three days of the Show. Seminars will be moderated by some of the consumer electronics industry's most respected editors, manufacturers, and custom-installation professionals.
Paul Bolin revisits planet Halcro to review the company's dm10 preamplifier. As PB notes, "After designing an amplifier that turned much of the audio world on its head, Halcro's head honcho, Bruce Candy, turned his attention to developing a preamplifier to match what he'd already wrought."
In mid-April, Texas Instruments and Intel announced developments likely to improve the experience for many music fans in the near future. TI announced the industry's highest performance four-channel audio digital–analog converter (DAC), and Intel released the final v1.0 specification for "Intel High Definition Audio."
Québec Audio & Video, Canada's premier home entertainment magazine, is hosting its fourth annual contest held in conjunction with the Home Entertainment 2004 Show, scheduled to take place May 20–23, 2004 in New York City.
Our first of three loudspeaker reviews from the April 2004 issue finds Michael Fremer listening to the Aerial Model 20T loudspeaker. MF explains, "Loudspeaker design is an art and a science. Anyone who tells you it's only one or the other is probably building or listening to some awful-sounding speakers." Fremer ponders whether Aerial has managed to achieve that perfect balance.
From the December 2001 issue, Robert Deutsch tries something completely different when he fires up the 47 Laboratory 4706 Gaincard power amplifier. RD notes, "The pursuit of simplicity in the design of solid-state audio electronics is perhaps best exemplified by the products from 47 Laboratory." Less is often more, but with the 4706 Gaincard, is it better?
On April 9, the European Commission announced that it was suspending its antitrust investigation into the proposed merger between the music divisions of Sony Corporation and German media conglomerate Bertelsmann AG.