Aurex AD-2 Automatic Dynamic Range Expansion System
The Aurex AD-2 is a noise reduction system with Adres noise reduction, it was introduced by Aurex in 1979 and discontinued 4 years later in 1983.
The main AD-2 features are.
The Toshiba Adres noise reduction system used in the Aurex AD-2 expands the tape playback dynamic-range greatly right across the frequency range reaching an incredible 100dB at 1kHz. Signal-to-noise ratio is improved dramatically: by 30dB at 10kHz eliminating all tape hiss, and 17dB at 100Hz.
Historic events
1979 Philips introduced the Video 2000-system (also known as 'Video Compact Cassette' or VCC)
1980 Dolby C Noise Reduction introduced by Dolby Laboratories.
1981 NASA launches first Space Shuttle.
1982 Sony and Philips announce the CD (Compact Disc) in Tokyo
1983 Publication of MIDI (Musical Instrument Digital Interface) standard, a protocol which allows electronic instruments and other digital musical tools to communicate with each other.
Features of Aurex AD-2
Noise Reduction
Adres
Preamplifier
Individual Input Level Controls
Similar to Aurex AD-2 from the period 1979 - 1983
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