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Accurate navigation for a compact ROV supports safer underwater inspection, search and maintenance

Divers can face difficult and dangerous conditions when performing essential underwater inspection, search and maintenance. Now a new ROV from…

User stories Subsea navigation
10 minutes
Tethys DVL Nortek

Navigation for long-range AUVs used in environmental monitoring

While the internet-infamous “Boaty McBoatface” name never made it onto the vessel it was initially suggested for, the name was passed to a smaller,…

User stories Subsea navigation
9 minutes
THEAUT1

Understanding ADCPs: a guide to measuring currents, waves & turbulence with acoustic sensors

The purpose of this guide is to give you some background information about Doppler technology and the science behind it. This will help you to get…

Nortek Wiki Oceanography Subsea navigation
48 minutes
Coastal landscape with Nortek instrumentation

How does a DVL fit into a complete navigation system?

A DVL is not a navigation system, but rather a navigation aid. What makes up a complete navigation system, and how does a DVL fit in? Watch this…

Educational videos Subsea navigation

Simplifying integration of navigation sensors on small subsea vehicles

Integration of sensors onto vehicle platforms can be difficult and time consuming. Nortek is here to make it easier for you! Innovative…

Educational videos Subsea navigation

Doppler measurements rely on the speed of sound. How does this relate to my navigation system’s accuracy?

DVLs rely on the speed of sound in water to determine a vehicle's speed over ground. However, speed of sound can differ with temperature and density…

Educational videos Subsea navigation

How does my vehicle navigate subsea when it is temporarily out of range of the bottom?

How do subsea vehicles continue to navigate effectively when their DVLs are out of range of the bottom? One feature our DVLs offer which can…

Educational videos Subsea navigation

Making sure your navigation system operates properly before deploying a vehicle

How do you know if your navigation system is functioning properly before deploying your subsea vehicle? Nortek DVLs have several features and…

Educational videos Subsea navigation

How do I ensure operational safety and efficiency when deploying my ROV?

When deploying Remotely Operated Vehicles (ROVs) below the sea surface, it can be important to understand the conditions as they change in order to…

Educational videos Subsea navigation

How do I maintain the best possible DVL range in ALL conditions?

Maximizing DVL range is all about signal-to-noise ratio. You want to be able to maximize the signal while minimizing noise. So what can be done to…

Educational videos Subsea navigation

What are the benefits of a paired DVL and INS?

What are the benefits of a combined DVL and INS? A Nortek support engineer explains what each of these things are and how combining them can create…

Educational videos Subsea navigation

My subsea vehicle is pitching and rolling. How do I get a reliable altitude?

At Nortek, we are often asked, "Can I use my DVL as an altimeter?" The answer is "Yes, you can use a DVL to estimate distance over the bottom", but…

Educational videos Subsea navigation
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