Specifications:
The CVS-1420 is a high-performance echo sounder with a transmission power ranging from 1 kW to 3 kW. It features a 10.4-inch color TFT LCD display with a resolution of 640 x 480 pixels and supports multiple presentation modes including high frequency, low frequency, dual frequency, and zoom image. The device operates within a temperature range of -15°C to +55°C and requires a power supply of 10.8 to 31.2 VDC with a power consumption of 50 W or less at 24 VDC. It is protected against water ingress with an IPX5 rating.

Transducers and Sensors:
The system is compatible with various transducers, including models like TD-501C, TD-501T-3B, and TD-284A, with output frequencies ranging from 28 kHz to 200 kHz and power outputs from 1 kW to 3 kW. It also supports temperature and speed sensors such as the ST-80/90/100 and TC02CS/TC03-10.

Functions and Features:
The CVS-1420 includes functions like interference rejection, color rejection, depth marker, noise reduction, and various auto functions such as range, shift, TVG, TX power, and white line. It also offers alarms for bottom, fish, temperature, speed, arrival, and XTE. The device supports NMEA0183 input/output ports and can display data in multiple languages including English, French, and Spanish.

Connections and Accessories:
The device includes standard connections for transducers and optional connections for external devices via a junction box. It comes with a DC power cable, spare parts, and an operation manual. Optional accessories include a temperature and speed sensor, connection cables, and a power rectifier.

Environmental and Design Considerations:
The design and specifications are subject to change without notice, and the device is designed to operate in marine environments with various background color options for different lighting conditions.