TONE, 1. tones have to do with physics, they have to do with vibration, they have to do with corresponding vibrations in the physical sciences. It merely means a condition. (5904C08) 2. sound quality; the difference between a jagged or ragged sound wave and a smooth sound wave as in a musical note. (SA, p. 85) 3. the emotional condition of an engram or the general condition of an individual. (DTOT Gloss)
Hubbard, L. R., (1975) Dianetics and Scientology Technical Dictionary, Los Angeles: Church of Scientology of California Publications Organization.
Tone Scale: a scale which shows the emotional tones of a person. These, ranged from the highest to the lowest, are, in part, serenity, enthusiasm (as we proceed downward), conservatism, boredom, antagonism, anger, covert hostility, fear, grief, apathy. – Online Glossary