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The 12AU7 and its variants are miniature nine-pin (B9A base) medium-gain dual-triode vacuum tubes. It belongs to a large family of dual-triode vacuum tubes which share the same pinout ( RETMA 9A). 12AU7 is also known in Europe under its Mullard–Philips tube designation ECC82 . [ 1 ]
A VVA can be used to color the sound of a digital recording by adding "tube-warmth" or "fat-bass" in addition to adding subtle harmonics to enhance very old or muffled recordings. The algorithms behind a VVA are based on real vacuum tube circuits and non-linearities , mathematically simulating the large-signal transfer functions of various ...
Exact Audio Copy (EAC) is a CD ripping program for Microsoft Windows. The program has been developed by Andre Wiethoff since 1998. The program has been developed by Andre Wiethoff since 1998. Wiethoff's motivation for creating the program was that other such software only performed jitter correction while scratched CDs often produced distortion.
The 12AX7 is a twin triode basically composed of two of the triodes from a 6AV6, a double diode triode. The 6AV6 is a miniature repackaging (with just a single cathode) of the triode and twin diodes from the octal 6SQ7 (a double-diode triode used in AM radios), which itself is very similar to the older type 75 triode-diode dating from 1930.
Old production General Electric "narrow plate" 12AT7 (left) and current production "long plate" Electro-Harmonix 12AT7 (right) 12AT7 (also known in Europe by the Mullard–Philips tube designation of ECC81) is a miniature nine-pin medium-gain (60) dual-triode vacuum tube popular in guitar amplifiers.
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The Digital Sound System 80, short DSS80, was a three-piece PC audio system co-developed by Microsoft and Philips. It debuted on the 1998 Electronic Entertainment Expo (E³) and is most likely the only speaker system ever released by the Microsoft Corporation. It also remains one of the very few featuring Philips' wOOx subwoofer technology.
A professional audio store is a retail establishment that sells, and in many cases rents, expensive, high-end sound recording equipment (microphones, [3] audio mixers, digital audio recorders, speakers and surround sound speakers, [4] monitor speakers) and sound reinforcement system gear (e.g., speaker enclosure cabinets, stage monitor speakers, power amplifiers, subwoofer cabinets) and ...