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Digital Amplifiers | News
These are recent articles from publications with references to digital amplifiers.

Publication Name Article Title
Hottest Articles
New Form Research The Dawn of the Direct Digital Chain
New Form Research Silicon Symphony Moore's Law Catches up with High Fidelity Audio
EDN Access EDN ears-on project: Listening to Class D
Press Release LG Electronics Intros DVD Player for Home Theater That Includes Pure Digital Amplifiers
Positive Feedback Magazine A great article about the Spectron digital audio amplifier. Todays chip based digital audio amplifiers all share the sonic advantages which are described in this article at a tiny fraction of the price of a hand built discrete digital amplifier.
January 2002
Press Release Apogee's DDX® Amplifiers Power Zenith DVD Surround Sound System
Press Release Apogee Technology Inc. Showcases New Products Incorporating its DDX® Amplifier Technology at the Consumer Electronics Show (CES)
Press Release Pulsus Technologies has introduced a full line-up of VLSI solutions for digital pulse modulation amplifiers helping to shape the future of Digital Audio
Press Release Tripath Provides Leading Audio Suppliers Solutions for CES Award Winning Designs
Press Release Tripath's Digital Audio Amplifiers Power Zandiant's Mobile Entertainment Systems
Press Release Tripath Expands Class-T Family with New High-efficiency Digital Audio Amplifier Chipset
Press Release Tripath Launches Two New Products
November 2001
Press Release Apogee Technology, Inc. Announces New DDX® Power IC 
Low Cost DDX-2100 Meets Market Need For 100 Watt Digital Audio Solution 
Press Release Tripath Provides Solution for Hitachi Plasma Televisions
Press Release Tripath Powers World's First 4 x 100w In-Dash Car Audio Head Unit
October 2001
Press Release Tripath Provides Digital Amplifier for New Hitachi Plasma Television
Press Release Sharp Selects Tripath's Digital Audio Amplifiers For World's Largest Flat-Panel Television System
Press Release Yamaha Adopts Tripath's Digital Power Processing Technology for CD-R/RW Receiver System
September 2001
ClassD org Tip Voigt of Class D dot org - Attempts to uncover some of the mis-conceptions and myths about PWM Digital Audio Amplifiers.
Press Release Microsemi Introduces Next-Generation Class-D Stereo Controllers For Multimedia, Portable and Automotive Applications
Press Release Tripath chosen by AIWA to provide digital audio for Home Entertainment System, begings volume shipment of products
Press Release Tripath's Digital Audio Amplifiers chosen by Plasma Television Manufacturers
August 2001
EDN Access EDN ears-on project: Listening to Class D
July 2001
EDN Access The Power of Class D in wireless applications
June 2001
Press Release Tripath to Power Motorola's First Consumer Integrated Home Entertainment System
May 2001
Press Release LG Electronics Intros DVD Player for Home Theater That Includes Pure Digital Amplifiers
Press Release Cirrus Logic’s New TrueDigital™ Class D Amplifier Chips Spark New Generation of Sleek, Energy-Saving Consumer Electronics
Stereophile Cirrus Logic announces two new high-efficiency class-D audio amplifier chips
April 2001
Commverge Magazine Apogee Releases Multi-Channel Digital Audio IC
ECN Magazine Mitsubishi Intros Digital Amplifier Processor Chip
Chip Center Mitsubishi Digital Amp Processor Boosts Audio Power Efficiency 
Chip Center Product Review - Mitsubishi Electric M65817FP Digital Audio Processor
AudioXpress Digital Class-D Subwoofer Amp part 2
Stereophile Texas Instruments Announces Ultimate Hi-Rez Audio Chip
Press Release Tripath Technology Delivers High-Quality Sound in the newest Sony Flat-Screen Television
March 2001
New Form Research Moore's Law Catches Up With High Fidelity Audio
Press Release Sanken Intros 80 Watt Digital Amplifier Chip
AudioXpress Digital Class-D Subwoofer Amp part 1
Electronic Products Audio chipset is all digital
Press Release Tripath Digital Audio Amplifier Brings High-Fidelity Sound to New Hitachi 32-inch Plasma Screen Televison
February 2001
Commverge Magazine 5th Dimension - Bits Delivered; The debut of all-digital audio
Electronic Products Amplifier Chip Eliminates D/A
ElectronicsWeb Apogee Technology Announces Exclusive License Agreement with STMicroelectronics for its All-Digital Amplifier Technology
Link2Semiconductor Apogee Technology Is Doing Its Part to Stimulate the Consumer Electronics Market
Mi2N Apogee Technology Announces Exclusive License Agreement with STMicroelectronics For Its All-Digital Amplifier Technology
Portable Design Partnership Gives Design Privileges for Amplification Technology
EETimes Class D amps turn down heat in portable audio systems
Press Release Microsemi Class D Audio Chosen to Drive Benwin Flat Panel Speakers
January 2001
ECN Magazine All Digital Amplifier Chipset
EDN Magazine Amplifiers Deliver a Digital Gain
EE Product News Digital Amp Chipset Eliminates Need for DACs
Electronic Design Direct Digital Amplification Improves Efficiency and Eliminates Heatsinks
Mi2N Apogee Announces Major Design Win - Direct Digital Amplification (DDX®) Technology Helps Altec Lansing Pack Superior Sound into Micro-Speaker Package
Press Release Motorola & B&K Components Unveil Symphony® Amplifier Technology as the Next Step to a Fully Digital System-On-Chip Implementation for Audio 
3D Sound Surge Motorola & B&K Symphony® Amplifier Technology Will Be Implemented Within Powerful 24-Bit Programmable DSP and Other Motorola Processors for a Variety of Audio Applications 
Press Release Digital-to-digital converter boosts audio performance
Press Release Tripath TA1101 Digital Amplifier Featured in Apple's New Power Mac G4
Press Release Tripath Class-T Digital Amplifier Drives Blaupunkt Car Audio Amplifier
Press Release Audiosource Adopts Tripath's Digital Power Processing Technology For Its Latest Amplifier
Press Release Tripath Launches New Class-T Digital Amplifiers
Press Release New Tripath Class-T 1 Bit Digital Amplifier Powers Marantz ER3000 Home Cinema System
December 2000
EETimes Digital stereo amp chip set eliminates the need for D/A
Stereophile Digital Audio Amplification Reaching Critical Mass?
October 2000
Stereophile Cirrus Logic Buys Pulse Width Modulation Patents from B&W
July 2000
Stereophile Sharp SM-SX100 digital integrated amplifier
March 2000
Stereophile Texas Instruments Acquires Danish Digital Amplifier Company
Feb 2000
Press Release Scientists develop technology to amplify digital audio signal
March 1999
Press Release Sharp Introduces New 1-Bit Amp and Super Audio CD Player World's First "Direct Bitstream Coupling" Between a 1-Bit Amp and a CD Player Thin Form-Factor in a Next-Generation Super Audio System
Nov 1998
Stereophile Class-T Amplifiers Announced
Date Unknown
Positive Feedback Magazine A great article about the Spectron digital audio amplifier. Todays chip based digital audio amplifiers all share the sonic advantages which are described in this article at a tiny fraction of the price of a hand built discrete digital amplifier.
This information is accurate to the best of our knowledge and research. If you believe it is in error contact us.

Digital Compression | News
Publication Name Article Title
Sonic Foundry Perfect Clarity Audio™ Provides Audio Compression Without Any Loss in Audio Quality
Caltech.edu There's Life Above 20 Kilohertz A Survey of Musical Instrument Spectra to 102.4 KHz
Fraunhofer IIS MPEG Layer-3
Audio Box Inc. Compression on a Windows PC
physik.uni-bonn.de Optimal Pulse Code Modulation (oPCM) and its application
Article New technology might mean an end to the watermatking of digital music
EETimes Panasonic goes to Hollywood
Stereophile Watermarking, High-Resolution Audio Big Topics at AES
Stereophile Universal, BMG Embrace "Advanced Audio Coding" for Downloads;   
Stereophile Manufacturers Announce SDMI Technology                          
This information is accurate to the best of our knowledge and research. If you believe it is in error contact us.

Digital Source Material | News
 
Publication Name Article Title
January 2002
CNET News.com WebTV founder's next act unfolding
CNET News.com Rearden Steel unveils multimedia system
techtv.com Review: Hewlett-Packard De100c Digital Entertainment Center
CNET news.com HP Digital Entertainment Center DE100C
techtv.com First Look Motorola SimpleFi
techtv.com SONICblue’s New Go-Video DVD Instant Home Theater System Provides Consumers Powerful All-In-One Solution
CNET news.com Car audio rolls into a partly digital future at CES trade show
Press Releasr TERK and XM Satellite radio honored with CEA's 2002 Best Of Innovations Award
Press Releasr A satellite radio field of dreams
Press Releasr DISH Network to Introduce New, Improved Personal Video Recorder: Dishpvr 508 Satellite TV Receiver
April 2001
Stereophile Digital Outputs for DVD-Audio?                          
audiorevolution.com Richard Elen recounts his initial experiences in the land of DVD-Audio                            
EETimes Pair pushes low-cost digital power-line comms chips                           
March 2001
EETimes Spec to add digital output capability to DVD products                          
Stereophile Mitsubishi Announces FireWire-Equipped HDTVSets                          
Stereophile XM Radio Successfully Launches Satellite                          
December 2000
ABC.News.Com Crystal Clear Satellite Sounds Reach Cruising Altitudes                          
November 1999
Press Release Sharp introduces SACD Player with "Direct Bitstream Coupling" digital output
This information is accurate to the best of our knowledge and research. If you believe it is in error contact us.



Purity | Hardware

D2D    Pure Digital
D2D+  Pure+ Analog
A2D    Hybrid Analog
D2A    Hybrid Analog
A2A    Totally Analog


Formats | Audio

SACD Multichannel
SACD
DVD - A
DVD
CD
AAC
MP3
WMF
QuickTime
DTS
Dolby Digital
RA
MPEG2
MPEG1
LP
45 RPM
Cassette
8Track

Formats | Video

HDTV
DVD
D-VHS
MPEG
DiVX
WMF
QuickTime
Real Video
PAL
NTSC
VHS

Platforms | Software

Windows 32
Windows 3.1
Linux
Unix
Macintosh 68K
Macintosh PPC
Macintosh System X
Java
Perl
   
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