354 WM-OM-E Rev I
Measure’s Drive Parameters
The buttons accessed via the "Measure" tab allow quick and convenient setup of the most common
sets of measurements made on a head signal. These include:
• Track Average Amplitude (TAA), PW50
• Amplitude Asymmetry, PW50+, PW50-, Baseline Separation, and TAA
• Auto-Correlation Signal-to-Noise (ACSN)
• Non-Linear Transition Shift (NLTS)
• Jitter (period at level)
Setting Up Channel Emulation
Drive Analysis Setup
1. Press the DDA's front panel Drive Analysis button
. The disk drive dialogs
appear.
2. Touch the Drive Analysis tab
.
3. Touch the Channel Emulation button
. The Channel Emulation setup
checkboxes, buttons, and data entry fields appear.
4. Touch inside the Head Signal field and select a signal source from the pop-up menu. The
choices comprise channel inputs C1-C4, math traces F1-F8, memories M1-M4, or
Reference. See Channel Emulation with Reference and Channel Emulation without