Orals & Written notes | Marine Teacher

Jun 17, 20214 min read

What are the limitations of Marine RADAR?

Limitations of Marine RADAR 1. Range Discrimination. 2. Bearing Discrimination. 3. Factors Affecting Minimum Range. 4. Factors Affecting...

Jun 11, 20213 min read

Characteristics Of A Marine RADAR

Characteristics Of A RADAR 1. Vertical Beam Width (VBW)‏ VBW is the vertical angle at the scanner contained between the upper and lower...

Jun 10, 20212 min read

Working Principle of Marine RADAR

Marine RADAR- RADAR is a piece of equipment onboard a ship that assists in safe navigation and collision avoidance by indicating other...

Jun 10, 20212 min read

Block Diagram of Marine RADAR

Block Diagram of Marine RADAR- 1. Power Source: AC 2. Delay Line: Stores the energy received from the power source. 3. Trigger Unit:...

Jun 10, 20211 min read

Difference between X-band and S-band RADAR

Dec 7, 20201 min read

What is autopilot and its working principal ?

The autopilot is equipment used to maintain the ship’s set course electronically and electrically for a long period of time when...

Nov 11, 20201 min read

What are the benifits and advantage of ECDIS (Electronic chart display and Information System)?

BENEFITS OF ECDIS Reduced workload for the navigator (charts and nautical publications updating, voyage planning, all information in “one...

Nov 8, 20202 min read

Doppler Log Errors

Error in transducer orientation: The transducers should make a perfect angle of 60° with respect to the keel or else the speed indicated...

Nov 7, 20201 min read

Doppler Log Speed Through Water

The transmitted pulse has certain power and can go up to a limited depth usually 200 meters. Beyond this depth, the echoes from the...

Contact Us