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Automated Test Sequences 105
F2: frequency at which the RESP 50 (or 60) curve crosses the response limit
level on the way down.
16. TOT H DIST: total harmonic distortion measurements and the frequencies
and amplitudes at which they are taken.
17. I/O CURVE: input/output curve at reference frequency (1600 or 2500 Hz).
Select with [F3].
Figure 4.3.1A—JIS test results, Frequency Response Screen