The Audiophile's Technical Guide to 78 Rpm, Transcription, and Microgroove Recordings

acoustic adjustment Amplitude Audio avoid band equalizer bass became Bell broadcasting broken cartridge channel characteristic collection Columbia common condition constant correct Date Decca FFRR disc distortion Dynamic early effect Electric elliptical Engl equalization curves Equalizer Settings equipment example File filter flat frequency Gramophone groove Guide Guidelines high frequency improved jacket Jazz KHz rolloff Label maintenance material method MF Notch microgroove records mode Modify Mono Music needed Nitty Gritty Noise reduction Note obtain Orchestra Owl Multifilter Period pickup arm piece play playback curve playback equalization practical pre-emphasis range RCA Victor record reference remove reproduction Restoration result RIAA rolloff Rumble filter Series signal Society sound speed standard Stanton 500 stereo stylus surface Table tape Technical Tracking transcriptions treble tune by ear turnover turntable viii