Search found 108 matches

by Rover
Sep 11th, 2013, 8:27 pm
Forum: Thrusters
Topic: Brushless Thruster-Unit
Replies: 5
Views: 4145

Re: Brushless Thruster-Unit

Thanks for sharing. Looks like a great design. Have you ever conducted any thrust tests. If so, I am curious about the thrust and current draw you see.

Rover
by Rover
Sep 9th, 2013, 3:04 pm
Forum: Control Systems and Tethers
Topic: 120V Ac ?
Replies: 10
Views: 8973

Re: 120V Ac ?

We have been using a computer supply to power our rov in the lab and test tank with good results. On eBay you will find 12 power supplies made specifically to power LED lighting and are thinking about using one of them.
by Rover
Aug 30th, 2013, 12:46 am
Forum: Thrusters
Topic: Boat Blower thrusters?
Replies: 4
Views: 3423

Re: Boat Blower thrusters?

Boat blowers are somewhat airtight, Designed to keep any flammable fumes away from the arcing of the motor brushes, but are not specifically designed to be water tight at depth. Even with that said, you may want to run one submerged, the motors will run underwater totally wet. With the extra drag of...
by Rover
Aug 29th, 2013, 2:15 am
Forum: Lighting
Topic: Lighting array
Replies: 1
Views: 5587

Re: Lighting array

Depending on the clarity of the water, inland lakes tend to have less visibility, and the minimum lighting your camera requires will drive how much light you will need. Our ROV uses four 3 watt luxon LED modules, and at 60 feet in an inland lake we needed more light. Once you get it assembled, let u...
by Rover
Aug 29th, 2013, 2:08 am
Forum: Control Systems and Tethers
Topic: tether buoyancy
Replies: 1
Views: 2654

Re: tether buoyancy

I was unable to locate the specific float you are writing about. The best method is the figure out how much your wires weigh when they are in the water and add enough floats to keep the tether neurally bouyant. Look at the website for ROV in a Box..... http://nventivity.com/ROVIAB.html Contact them ...
by Rover
Aug 21st, 2013, 7:51 pm
Forum: Your Workshops
Topic: My work bench, finally.
Replies: 2
Views: 7346

Re: My work bench, finally.

Very nice. Looks great. It is nice to have everything in one location.

How is your build going?

Rover
by Rover
Dec 25th, 2012, 10:53 pm
Forum: Mission Footage
Topic: POVROV first dive
Replies: 1
Views: 3132

Re: POVROV first dive

Thanks for sharing the video. Post more video when you can

Rover
by Rover
Dec 25th, 2012, 10:50 pm
Forum: Introductions
Topic: Greetings from California
Replies: 2
Views: 1536

Re: Greetings from California

Welcome. You will find lots of good information on the forum. Let us know how your build progresses.

Rover
by Rover
Nov 8th, 2012, 10:54 pm
Forum: Electronics
Topic: HELP!.. Does this kind of Transducer Works Underwater?
Replies: 2
Views: 2431

Re: HELP!.. Does this kind of Transducer Works Underwater?

Ultra sonic transmitters do not work underwater. For water use, they typically use sonar. (same is true for fish finders)

Rover
by Rover
Nov 8th, 2012, 10:48 pm
Forum: Introductions
Topic: Hello from France
Replies: 1
Views: 1407

Re: Hello from France

Welcome, and let us know how your build goes. You will find a lot of great info on the forum.

Rover