Here is a new waterproof digital servo by HiTec. This will hopefully work in submarines.
HiTec Water-Proof Servos
HS-5646WP High Voltage, High Torque, Programmable Digital Waterproof Servo
Part No: 35646S
Our new waterproof servos have what it takes to keep your radio control vehicle, airplane or robot watertight! With high torque, dual ball bearings and metal gears, our digital waterproof servos have the industry’s first IP67* rating ranking them among the most durable and reliable servos for wet conditions. Whether you are manning your power boat, bashing in the mud, directing your underwater robot, or water landing your 25% plane, the HS-5646WP will dependably keep your mind at ease.
Specifications
http://www.hitecrcd.com/products/digital/waterproof-servos/hs-5646wp.html
http://www.rcgroups.com/forums/showatt.php?attachmentid=4395410&d=1320444917
Here is the Podcast from RCGroups.com
HiTec Water-Proof Servos
HS-5646WP High Voltage, High Torque, Programmable Digital Waterproof Servo
Part No: 35646S
Our new waterproof servos have what it takes to keep your radio control vehicle, airplane or robot watertight! With high torque, dual ball bearings and metal gears, our digital waterproof servos have the industry’s first IP67* rating ranking them among the most durable and reliable servos for wet conditions. Whether you are manning your power boat, bashing in the mud, directing your underwater robot, or water landing your 25% plane, the HS-5646WP will dependably keep your mind at ease.
Specifications
http://www.hitecrcd.com/products/digital/waterproof-servos/hs-5646wp.html
http://www.rcgroups.com/forums/showatt.php?attachmentid=4395410&d=1320444917
Here is the Podcast from RCGroups.com
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