s ns s
fi
in s
s
to monitor water temperature, and also in
ns
s
ni
h in n
element temperature to prevent damage.
n ing n h
nfig
n h
single or double pair of transmission wires.
An important thing to note is that the
transducer’ s internal elements do start to slowly
isin g
s i is i
n
h ng
ns
fi
s
(depending on the amount of usage). A lot of
s
s
i
g
h i s
ns
but they hang on to their old transducer - and
this is actually doing themselves a disservice.
hen deciding on the right transducer model
for you – you need to consider various factors
h
i
h
i h
n
. W here you want the transducer to be
mounted.
Now let’s discuss the beam
width/angle:
i h
s i
n is
i
s h
in
n
s
n
A transducer’ s beam angle depends on a number
of factors: the siz e and type of element, the
nfig
n
h
n s n h
ng
n
The physical shape of an element will change the
si
n sh
h
h is
ns i
is sh
n s
i
ni
beam (most sonar transducers have disc- shaped
elements), whereas a bar element will create a fan
sh
in
s
fin ing
transducers – like the LSS).
i
Let’s start off with POWER:
Power, and more
importantly Signal to
is
relates to the ability
to detect targets in
h
n s
n n
ns
s i
h
is
n
s
n gi ing
is
and clear image of the water column.
i
i
i h
i h
n
ns
s
come with three
ns
s
s n
i
The more powerful
transducers not only
n
i g
h
s
i n
h
n
nfig
n i
h
ng
n high
i
ns
s
s s
n s
s
n
hi h is
s
n
ns
n n i nsi ns
in
n s h
sh
ost people are familiar with the three common
n
ns
n
Below is a guideline to which frequency
is best suited to which type of fishing:
5 0 kHz (Low CHIRP)
s
s
sh
s
sign
n
n
will penetrate depths greater than 3 0 0 metres.
lowrance south africa
21
07