There are four basic operation modes: Single-Frequency (50 or 200KHZ). Dual-Frequency, Wave Zoom and A Scope (This mode only suitable to Signal PIC A or B mode), for simplified operation, an Auto Modes available: Auto Gain and Auto Range Each mode fully utilizes the DSP technology to obtain optimum echo image for each purpose.

 

The HF-620 employs a 5.6" sunlight viewable bright 256 color LCD (TFT) screen for vivid display and wide viewing angle, High resolution can reach to 480x 640 pixels

 

 

FEATURES

-            Enhanced digital filter delivers comprehensive detection in both shallow and deep water

-            The mainly bang (echo just below the transducer) is suppressed to less than 40 cm so that the fish echoes below the transducer can easily be observed

-            Two types of Auto Modes available: Auto Gain and Auto Range

-            Fast pulse transmission rate to achieve outstanding shallow water echo presentation

-            Dual frequency: 50/200 KHZ

-            5.6" sunlight viewable bright 256 color LCD with a wide viewing angle

-            8 different colors of Background selectable

-            Easy to table-top mounted and flush mount

-            Audio-visual alarms for water depth, fish echoes