GSSI SIR 30, Manual

Page: 56 / 150

Geophysical Survey Systems, Inc. SIR® 30
Manual
MN 93-101 Rev E 50
Figure 73: Channel Split Scaled- Time.
With the channel split set to SCALE and the vertical scale units set to Time, the vertical scale of the
channels are scaled relative to the maximum time range selected (Figure 73 above). If the User has the
system units of the vertical scale set to Depth, the display will scaled based upon the value of the Dielectric
Constant set in the Radar CONFIG menu (Figure 74 below).
Figure 74: Channel Split Scaled- Depth.
OUTPUT OPTIONS > DISPLAY > TICKS
This option allows the User to adjust the number of distance scale marks on the data collection display.
The User can select the number of major and minor distance ticks per linear unit. In order to adjust the
number of ticks on the data collection display, the User must be collecting data in the distance mode. The
User must specify the number of scans per unit and number of units per mark in the Distance Control
section of the Systems Settings menu.