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• n  a compass that does not depend on magnetism but uses a gyroscope instead

• A prolific inventor (gyrocompass, gyrostabilizer, airplane "Mecaviator," superpower searchlights, airway beacons), he holds over 400 patents, some 12 important awards and .
• Such factors as wind and misbehavior of the gyrocompass can make the ship wander far off its course.
• Yet, paradoxically, he helped develop a gyrocompass for U-boats.

News & Articles

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• Seatronics Invests £1.7M In Teledyne TSS Products
  Seatronics, an Acteon company, has recently placed orders totaling £1.7M with Teledyne TSS. The purchases include 56 top-of-the-range Meridian Surveyor gyrocompasses, six highly-regarded TSS 440 pipe and cable tracking systems and a number of DMS motion sensors.
  July 2, 2013 - OilandGasOnline