19
Chapter 4 DFX
™
Basic Adjustments
3. Tone (Audio Frequency)
Selects the frequency or pitch of the sound the
detector produces.
Select TONE (AUDIO FREQ.) with the ARROW
controls and press ENTER. The current TONE
will sound continuously. The number designat-
ing the current level is shown on the right side of
the display. To the left, the graphic knob indicates
the relationship of the current setting to minimum
and maximum levels. Low frequencies, from
about 100 down, begin to
pulse
. Select an au-
dio frequency that you can hear comfortably and
provides the best defi nition for your ears. Press
MENU.
Tip -
If you have trouble
hearing high frequencies
select low TONE levels
(low numbers). If you
have trouble hearing low
frequencies, select high
TONE levels (high num-
bers). Settings from 0-255
are available.
4. Audio Disc.
The ability of the detector to reject trash by
producing different sounds for different types
of targets. Trash is rejected by going silent or
producing a broken "cut-short" sound. Valuables are
detected by a smoother more solid sound.
Select AUDIO DISC. with the ARROW controls,
use the ENTER control to turn AUDIO DISC. ON
or OFF. When ON, specifi c targets will be accepted
or rejected based on the Program currently in use.
Audio Disc. turns ON or OFF the entire audio
discriminate feature. When OFF, all types of metals
produce an audio tone
(beep)
. Only by selection of
a different Program, or by entering the Pro Options
under Discrimination, can specifi c targets (V.D.I.
numbers) acceptance or rejection criteria be altered.
Press ENTER.
Tip -
Use AUDIO DISC
ON for trash rejection,
AUDIO DISC OFF for
detection of all types of
metals.
Содержание DFX
Страница 1: ......