3
Languages:
...................... 10; menu languages selectable by user.
Sonar
Frequency:
...................... 50/200 kHz for SeaFinder 320DF; 200 kHz
for FishMark 320.
Transducers:
.................. A dual-frequency Skimmer
transducer with
built-in temperature sensor is packed with
the SeaFinder 320DF. It has 35
°
/12
°
cone
angles. A single-frequency Skimmer trans-
ducer with built-in temperature sensor is
packed with the FishMark 320. It has a 20
°
cone angle. Transducers operate at speeds up
to 70 mph (61 kts)
Watts:
............................... 1,500 watts peak-to-peak/188 watt RMS.
Sonar sounding
depth capability:
...........
SeaFinder 320DF:
1,500 feet (450 meters).
FishMark 320:
800 feet (244 meters).
Actual capability depends on transducer con-
figuration and installation, bottom composi-
tion and water conditions. All sonar units
typically read deeper in fresh water than in
salt water.
Depth display:
................ Continuous display .
Audible alarms:
............. Deep/shallow/fish/zone.
Automatic ranging:
....... Yes, with instant screen updates.
Auto bottom track:
........ Yes.
Zoom bottom track:
...... Yes.
Split-screen zoom:
......... Yes.
Surface water temp:
..... Yes.
Speed/distance log:
....... Optional (requires optional speed sensor).
