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ACOUSTIC DATA TRANSMISSION

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DiveNET: Sealink acoustic modems offer industry leading performance in a compact, low power demand and affordable solution. DiveNET: Sealink is designed to enable subsea wireless data networking capabilities with cost-effective, long range digital communication.

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Sealink-C (Command) is a coded message modem with a fixed signal frequency and subscriber code division supporting up to 40 individual commands to create a point-to-point subsea network of up to 25 devices in a working area of 8,000 m x 8,000 m. Small size, low power consumption and easy integration make Sealink-C an ideal solution for remote operation of target control channels and various actuators, circuit breakers, and other system elements.

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Sealink-S (Streaming) provides a transparent transmission channel with speeds of 80 bps to a range of up to 8,000 m (Sealink S) and 560/1200 bps.

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Sealink-M (Microlink) is a minuature form factor, multi-mode acoustic modem featuring code command and streaming modes of operation and built-in speed of sound measurement. Microlink modems can also be upgraded to work as a pinger or navigation base station as part of an OEM/DIY acoustic positioning system.

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Sealink modems feature an optional built-in depth sensor.

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Sealink modems are rated to depth of 300-400 m.

  • Extremely small size and weight

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  • Subscribers code division

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  • Operating range up to 1,000 m

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  • Shallow water reliability

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  • Low power consumption (Rx/Tx) 0.33/6 W

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  • Open configuration protocol

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  • Reliable data transmission with 78 bit/s

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  • Built-in depth/temperature sensor

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  • Propagation time measurement

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  • Can be applied in underwater wireless sensor networks

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DiveNET:

Sealink

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