View Single Post
  #2   Report Post  
posted to rec.boats.cruising
Goofball_star_dot_etal Goofball_star_dot_etal is offline
external usenet poster
 
First recorded activity by BoatBanter: Jul 2006
Posts: 481
Default X-band and S-band Radar

On Tue, 06 Jan 2009 11:23:34 -0600, Geoff Schultz
wrote:

In an attempt to discuss something related to cruising, can someone explain
the differences between X-band and S-band radar systems? From what I know,
S-band is used on large ships and X-band is used on vessels less than 300
tons.


The dimensions of an antenna array of given geometry/gain/beamwidth
etc. are scaled according to wavelength. Big wavelength, big anttenna,
big boat. Next..