Modifying Variables - TDT Medusa4Z User Manual

techniques, such as click, SHIFT-click, and CTRL-click. You can also choose to 'Do Odd' or 'Do
Even', using buttons in the dialog box. When no SGIs are selected, BioSigRZ will present the
entire stimulus schedule. Otherwise, BioSigRZ will present only the selected SGIs.

Modifying Variables

The variables can also be modified to meet your needs.
To modify a variable:
1. Click the variable button for the desired variable, such as Freq.
2. In the Signal Variable dialog box, make any changes then click OK to confirm and return to
the SigGen Variable Control.
Different variables may have different editable options. For example, the variable frequency
for a tone stimulus may be configured by entering a Value List (shown below). For a click
stimulus, the Phase may be configured using an Alternating variable method.
Modifying the Stimulus | 59