EchoVision TVS4 Features:

• Television display (NTSC or PAL available)
• NMEA 0183 input for on-screen GPS display
• Internal battery operated (specify external charger for 110V or 220V AC input)
• Dual channel and single channel operation (140 kHz left channel, 175 kHz right channel)
• 128 step digital programmable gain
• 25m, 50m, 75m, 100m, 150m, 200m, 250m and 300m ranges
• programmable ping width (0.5, 1.0, 1.5 and 2.0 pixels wide)
• programmable angle/depth based time varied sensitivity
• 16 level grayscale
• digital dynamic range compression
• digital contrast control
• 0.5 degree horizontal beam width, 50 degree vertical beam height
• 50m Vectran reinforced cable

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