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Ovation Adamas 1187-2 Guitar #47 Internal R&D Test Document

1976 2 images

This is an internal Ovation research and development document dated 1976, describing acoustic testing and measurement data for guitar #47, a 6-string acoustic Model #1187-2 (Adamas) with serial number 0048. The document records top construction details including brace weights, stiffness measurements (RL, SN, K, FF), and sound testing conducted at Moosup, CT. The second page contains a frequency response graph (30 Hz to 8372 Hz) measured by technician D. Johnson on 11-29-76, noting that overall amplitude is probably too low by 2.5 dB.

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1187-2 · Adamas Original Slotheads 1187-2

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