TREASUREHUNTER3D
Makes underground treasures visible
Instruction manual 11
How does detector work?
Metal detectors work by
1
�
transmitting
a magnetic field generated by coil
and then
2.
analyzing
that field as it
returns from the environment that the
signal was transmitted�
3. Processing
of the signal is done by control unit
that
4. generates
audio tones when it
detects
that return signal has changed�
1
2
3
4
