Page 55: of Marine Technology Magazine (July 2021)

Autonomous Vehicle Operations

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Tech File

Innovative new products, technologies and concepts

Birns Expands Millennium New WetLink Penetrator Popoto Modem V2.7

Birns announced new perfor- Blue Robotics launched its new- Popoto Modem announces V2.7 mance characteristics in its Millennium est concept and product, the WetLink of its acoustic modem, the industry stan- 1V RF connector series, and the addition family of products and the WetLink dard for low cost, small scale, JANUS of all titanium connector components Penetrator solution for sealing of electri- compliant underwater communications (pictured) to the entire Millennium line. cal cables as they pass into enclosures or and control operations. The upgraded

The 1V coax series provides an ultra- other devices. It’s rated to a depth of 950 version offers expanded features and compact 75O contact in the same foot- meters (3,116 feet). The ? rst size of the improved ease of deployment in both print as a 50O contact. Cable assemblies

WLP product is available now for $12 OEM and fully enclosed con? gurations. in this series are ideal for HD/SD video each and compatible with 6.0-6.5mm Version 2.7 also features an improved with signal frequencies to 3GHz, for cable diameters. baseband and passband recording capa- shortwave antennas, or for low-power

The patent-pending design of the WLP bility, that allows the modem to operate

RF needing minimal signal attenuation. is based on a compression gland seal de- at the same time as the PCM data is re-

The 1V will ? t into any of the many sign, optimized for sealing rubber jack- corded or played. V2.7 is available with

Birns coax 1C con? gurations, offering eted cables at the high pressures seen in new Popoto Modem purchases, or as a a range of new options in a small space. the ocean. free upgrade to existing users. “Stealth Cleaner” keep Fish Farms Clean

KystDesign AS signed a contract with Ocein AS for supply technology within ROV and subsea robotics are vital factors of 15 Stealth Cleaner net cleaners. which has contributed to Stealth Cleaner has become such a

The net cleaner “Stealth Cleaner” is a remote-controlled sub- great success in both Norwegian and international ? sh farm- sea vehicle for gentle cleaning of ? sh farms and moorings and ing industry,” said Åge Holsbrekken, Managing Director of has become an important tool for lice control and to safeguard KystDesign AS.

the welfare of farmed ? sh. “Ocein is experiencing a high demand for these products

The development of the Stealth Cleaner’s is based on Kyst- both in the Norwegian- and international market and is now

Design’s experience in ROV and subsea robotics in addition well established both in Norway and Chile. Together with to Ocein’s broad expertise KystDesign our aim is to within sea-based ? sh farm- deliver the best quality on ing. the market, both regarding “We see this contract, the quality of the product, combined with previous after sales service and sup- contracts to supply nearly port. This is one of the 60 Stealth Cleaner’s, as a most vital success criteria, con? rmation that our in- and we look forward to a vestment in aquaculture continued close collabora- have proven successful. tion with KYSTDESIGN

The close collaboration through supply and further with a serious company development of the Stealth such as Ocein together Cleaner” said Erik Aspen, with KystDesign’s unique GM of Ocein AS. 55

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