Jan 23, 2011 #1 L loghanathan Newbie level 1 Joined Jul 2, 2010 Messages 1 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Location chennai Activity points 1,288 hi i want to increase the s11 parameter of the power splitter to occupy a wide bandwidth,i have changed εr value too..can anyone suggest a way to increase that s11???
hi i want to increase the s11 parameter of the power splitter to occupy a wide bandwidth,i have changed εr value too..can anyone suggest a way to increase that s11???
Jan 23, 2011 #2 tony_lth Advanced Member level 5 Joined Jul 28, 2010 Messages 2,088 Helped 377 Reputation 756 Reaction score 368 Trophy points 1,363 Location Beijing Activity points 12,641 Use a open stub to match S11.
Jan 23, 2011 #3 S sv1437 Full Member level 6 Joined Sep 5, 2008 Messages 349 Helped 103 Reputation 204 Reaction score 98 Trophy points 1,308 Location US Activity points 3,110 Are you using Wilkinson power divider ? Is the width of the input feed line calculated so that it has 50 ohm impedance ? -sv
Are you using Wilkinson power divider ? Is the width of the input feed line calculated so that it has 50 ohm impedance ? -sv
Jan 24, 2011 #4 C cnm Full Member level 2 Joined Oct 4, 2010 Messages 144 Helped 9 Reputation 18 Reaction score 9 Trophy points 1,298 Activity points 2,229 The key is impedance matching. Do the transformation right! For your bandwdith (>1 octave), you may think of use multi-section (2 to 3 sections) to improve your matching bandwidth if you haven't done so!
The key is impedance matching. Do the transformation right! For your bandwdith (>1 octave), you may think of use multi-section (2 to 3 sections) to improve your matching bandwidth if you haven't done so!