Hydrolink Radio Modems RF Transceivers Radio Modems for Varied Applications The Oceanscience Group offers a wide range of RF communications equipment. Whether you need communications for an Oceanscience Riverboat, Q-Boat, buoy system or you just need a reliable, rugged, portable communications system, we can provide a solution. Our transceivers are available with single or multiple data channels. Data is multiplexed at the remote site, transmitted over the RF link, and de-multiplexed to multiple serial ports at the shore or base station. The standard compact packaging is a watertight aluminum IP67 case with IP68 connectors. Hydrolink SL Long-range 2.4GHz or 900MHz license-free single-channel transceiver using Freewave technology. Rugged, proven, powerful transceivers in watertight aluminum cases with watertight connectors. Ranges to 20 miles with appropriate antennae. Hydrolink ML Long-range 2.4GHz or 900Mhz license-free multi-channel transceiver using Freewave technology. Rugged, proven 2, 3 or 4-channel transceivers in watertight aluminum cases with watertight connectors. Ranges to 20 miles with appropriate antennae. Hydrolink SD Medium-range single-channel transceiver housed in rugged watertight aluminum case with watertight connectors. 2.4GHz license-free. Ranges to 1.25 miles. www.oceanscience.com

CHANNEL CONFIGURATIONS ML Multiple Channel Configurations CONTACT INFORMATION