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Acoustic Modems

Acoustic Modems is a device used for underwater communication, which uses sound waves instead of electromagnetic waves for data transmission. It modulates digital data into acoustic signals, transmits them through the water to the modem at the other end, and then demodulates the acoustic signals back into digital data. This device is widely used in fields such as marine research, submersible communications, and underwater detection.
Linkedyne series acoustic modems use EEE-AC and OFDM-MFSK technology to achieve stable and reliable underwater communications, with extremely high reliability and flexibility, and an open Adapter interface, so users can develop and design coprocessors according to their needs.



TECHNICAL SPECIFICATIONS

 

LDY-AM0813A

LDY-AM2126A

LDY-AM3035A

Data Rate

80bps-1200bps

120-1200bps

120-1200bps

Bit Error Rate

10-7

Modulation

FH,OFDM-MFSK

OFDM-MFSK

OFDM-MFSK

Anti-Doppler

8 knots

Internal Data Buffer

32GB

Operating Depth

1000m,2000m,3000m

Operating Range

10000m

2500m

1000m

Frequency Band

8-13KHz

21-26KHz

30-35KHz

Transducer

Horizontally omnidirectional

Connection

RS-232,RS-485, Ethernet

Adapter interface

Linkedyne Open Interfaces

Power consumption

Acoustic wake-up mode:20mW
Receiving Mode:700mW
Transmit Mode:5W-120W

Housing

Delrin , Aluminium Alloy, Stainless Steel, Titanium