Homebuilt ROVs Forum

So im using 4 12v bilge pumps to control the movement of my rov. I want to control the two pumps responsible for forward movement with potentiometers. Ive tried regular household dimmers and volume potentiometers and none of them will work. How can i vary the motor speed of the bilge pumps with a po...

For my rov, I'm planning on using an ip camera to record video. The camera I'm looking at (http://www.ebay.com/itm/Wireless-Webcam-IP-Camera-Night-Vision-WIFI-Cam-11-LED-/290533220626?pt=US_Security_Cameras&hash=item43a5212112) has an Ethernet outlet and I was wondering can i use a cat-5 cable t...

Im a beginner ROV builder and I'm planning to build my own thrusters but Im unsure as to what motors and gauge of wire I should use. I'm building a housing for the thrusters out of PVC and plan to make it waterproof as well as have a 50ft tether. What kind of motors are best for this application and...