Manual

6
you do. With a little practice, however, you will be
able to tell the difference between a large target
and a small coin-sized object.
7. Figure 4 shows some different responses you may
expect at different levels of discrimination. Note
that as you increase the discrimination level, you
progressively eliminate more targets including some
good ones, such as nickels and gold rings.
NOTE:
The discriination levels shown are typical values only and may
vary from detector to detector.
Figure 4. Typical 1212-X audio responses over 1-inch deep targets with search coil
sweeping 2 to 3 inches above ground.
DISCRIMINATION POINTS