tone difference apparatuses
Identification code: 300434863
Español: tone difference apparatuses (traducció pendent) | Català: tone difference apparatus (traducció pendent)
Hierarchy classification:
Alternative term/s
- tone difference apparatus
Anotations
Scope note:
Instruments for measuring the frequencies of tones or exact pitch, as a set of graduated tuning forks. An advancement of Reed's tonometer, providing more tones.
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