Dakota Ultrasonics DFX-8 plus MANUAL2 - Manual (Page 82)

Dakota Ultrasonics
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flaws. In any case, the adjustable gain feature offers the user some additional
options to resolve and overcome application issues.
Note: When the echo-echo thru-paint, or echo-echo-verify measurement modes are
selected, the manual gain feature is disabled and grayed out in the menu items. In
this mode, the DFX-8 switches to an automatic gain mode (AGC) that optimizes the
gain setting automatically in the hardware of the DFX-8.
The procedures to adjust the Gain are outlined below:
Adjusting the Gain Quickly
1) Press the UP and DOWN arrow keys using the right button wheel to
increase/decrease the gain value at any time.