1. The path of a phono stylus within the grooves of a disc. 2. The ability of a meter movement, or other dynamic device, to precisely follow the envelope of the applied waveform. 3. The process of completing a recording session, track by track, as in a Sel-Sync session.



"Many thanks for transfering my 1933 Australian 78 rpm recording of "Jacko, the Broadcasting Kookaburra" to CD. Jacko sounds as good as he must have in the studio way back then, with wonderful fidelity and nary a snap, crackle or pop. Bravo!"