Handbook for Sound Engineers

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1013 Chapter 27 Analog Disk Playback by George Alexandrovich and Glen Ballou 27.1 Introduction.................................. ...

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Analog Disc Playback 1015 27.1 Introduction In the past 100 years approximately 30 billion phono- graph records have been produc ...

1016 Chapter 27 record center. In practice, angles of between 0q and 25° may be encountered. 27.2.5 Channel Orientation The groo ...

Analog Disc Playback 1017 duced in recording. From this point on, the equalization used for cutting was called preemphasis, and ...

1018 Chapter 27 3180 μs time constant to flatten the low end of the curve. In today’s modern amplifiers, the equalization is acc ...

Analog Disc Playback 1019 retracts away from the motor shaft to protect the rubber ridge from forming a flat spot. The advantage ...

1020 Chapter 27 and the bars are observed under a fluorescent or neon light source fed from the normal ac lighting circuits. Whe ...

Analog Disc Playback 1021 adjusted to a normal listening level. When the record with the quiet groove is placed on the turntable ...

1022 Chapter 27 pivot point of the tonearm. Older tonearms suffered from a tangent error because the cartridge was aligned prope ...

Analog Disc Playback 1023 Offsetting the tonearm introduces the skating force that pulls the tonearm toward the center of the re ...

1024 Chapter 27 The skating force compensation consists of applying a force to the tonearm that is equal to but opposite in dire ...

Analog Disc Playback 1025 variable pitch common to all present-day recordings, the speed with which the tonearm moves across the ...

1026 Chapter 27 by Pickering and Stanton since 1971, except that the Shure stabilizer brush had its pivots filled with damping f ...

Analog Disc Playback 1027 the proper height above the record surface, all the while moving the tonearm across the surface of the ...

1028 Chapter 27 dressing, coil impregnation, and gluing techniques control the purity of the sound produced by this design. Step ...

Analog Disc Playback 1029 of the magnetic field, is provided and being nonmag- netic, it cannot be attracted to the steel turnta ...

1030 Chapter 27 tance of the semiconductors, about 800: changes slightly, causing a varying dc voltage across the output. This ...

Analog Disc Playback 1031 27.6.1 Cartridge Styli Stereo Disc Groove. The playback stylus is the first link between the informati ...