SMD-300 Selective Pulse Metal-Detector User Manual
STT Group - Special Technique & Equipment
Moscow
Russia 31
De
te
cte
d
ite
m
of an i
n
tr
icat
e sh
ap
e
to be
r
ep
re
se
n
te
d
as tw
o or
t
re
e
‘vir
tual
me
tallic pl
at
es’ (
se
e f
ig. 32a)
F
ig
.
32
O
cc
urre
nce
depth
(
D1
)
Q
ues
tio
ned it
em
o
f
a
n intr
ica
te
sha
pe