Feb 13, 2014 #1 A amntt Advanced Member level 4 Joined Feb 4, 2013 Messages 119 Helped 2 Reputation 4 Reaction score 2 Trophy points 1,298 Activity points 1,868 after i simulate in farfield result ,3d view i see rad.eff=-1.173db and total rad.eff=-1.204 how i can convert these results to percent as ussually said for antennas:ex:70% efficiency:!:
after i simulate in farfield result ,3d view i see rad.eff=-1.173db and total rad.eff=-1.204 how i can convert these results to percent as ussually said for antennas:ex:70% efficiency:!:
Feb 13, 2014 #2 WimRFP Advanced Member level 5 Joined Apr 16, 2010 Messages 1,589 Helped 594 Reputation 1,176 Reaction score 538 Trophy points 1,393 Location Netherlands Activity points 15,026 radiation efficiency = 100*10^(-1.173/10) = 76%. If this is an electrically small antenna, this is a good figure.
radiation efficiency = 100*10^(-1.173/10) = 76%. If this is an electrically small antenna, this is a good figure.
Feb 13, 2014 #3 A amntt Advanced Member level 4 Joined Feb 4, 2013 Messages 119 Helped 2 Reputation 4 Reaction score 2 Trophy points 1,298 Activity points 1,868 many thanks it realy help.
Feb 14, 2014 #4 A amntt Advanced Member level 4 Joined Feb 4, 2013 Messages 119 Helped 2 Reputation 4 Reaction score 2 Trophy points 1,298 Activity points 1,868 many thanks for your valuable help do u know answer of this thread: https://www.edaboard.com/threads/309714/
many thanks for your valuable help do u know answer of this thread: https://www.edaboard.com/threads/309714/
Feb 15, 2014 #5 A amntt Advanced Member level 4 Joined Feb 4, 2013 Messages 119 Helped 2 Reputation 4 Reaction score 2 Trophy points 1,298 Activity points 1,868 sorry what is the formula of calculating radiation efficiency?