Shared Flashcard Set

Details

Radar and GPS
Seamanship
13
Other
Undergraduate 1
12/11/2012

Additional Other Flashcards

 


 

Cards

Term
RADAR
Definition
Radio Detection and Ranging
Term
RADAR Settings
Definition
  1. Rain
  2. Sea
  3. Gain
Term
Minimum Range
Definition
Determined by Pulse Length
Term
Maximum Range
Definition
Determined by frequency, peak power, pulse length and pulse repetition rate
Term
Limitations of RADAR
Definition
  • Blind Spots
  • Waves
  • Rain
Term
Racon
Definition
Extended Flash or Morse code Flash
Term
Ramark
Definition
Appears as single line from the center of the display to its circumference
Term
GPS
Definition
Global Positioning System
Term
Three Segments of GPS
Definition
  1. Control
  2. Space
  3. Receiver/user
Term
Space Segment GPS
Definition
  • 24 Satellites (+4 spares)
  • 6 planes with 55* Inclination
  • Each Plane has 4 Satellites
  • 2 Frequenceies
Term

GPS Space Segment

Very High Orbit

Definition

20,200km 11,000 Miles

 

1 revolution in approx 12 hrs

Term
How many satellites are needed for a 2D Position?
Definition
3 Satellites are needed.
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