Benthos Topside/Surface Units

The ATM-891 High Speed Topside Modem, Low Frequency Filter serves as the surface components of the bi-directional acoustic communication system.

The Gateway Modem Buoy is ideal for deployment in protected waterways; with the modem, batteries, and buoyancy housed in one unit.

The ATM-880 is housed in a NEMA enclosure with space for RF radio modem and operates with DC power and includes a serial port.