Aug 8, 2009 #1 D danda821 Full Member level 2 Joined Jun 18, 2002 Messages 139 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,296 Activity points 1,083 Is there any way I can use AC analysis in Spice to measure the input/output impedance? Thanks.
Aug 8, 2009 #2 FvM Super Moderator Staff member Joined Jan 22, 2008 Messages 52,423 Helped 14,752 Reputation 29,786 Reaction score 14,101 Trophy points 1,393 Location Bochum, Germany Activity points 298,111 measure input impedance ac analysis Remember Z = V/I
Aug 9, 2009 #3 H hbk2222 Junior Member level 3 Joined Sep 9, 2007 Messages 25 Helped 3 Reputation 6 Reaction score 2 Trophy points 1,283 Location cairo,egypt Activity points 1,392 ac analysis u want measure the input impedance by putting 1V Ac and measure current drawn from it,and also for the output
ac analysis u want measure the input impedance by putting 1V Ac and measure current drawn from it,and also for the output
Aug 9, 2009 #4 FvM Super Moderator Staff member Joined Jan 22, 2008 Messages 52,423 Helped 14,752 Reputation 29,786 Reaction score 14,101 Trophy points 1,393 Location Bochum, Germany Activity points 298,111 ac analyi measure the input impedance by putting 1V Ac and measure current Click to expand... This results in an admittance measurement. For a direct impedance measurement, apply 1A IAC instead and measure the voltage drop.
ac analyi measure the input impedance by putting 1V Ac and measure current Click to expand... This results in an admittance measurement. For a direct impedance measurement, apply 1A IAC instead and measure the voltage drop.
Aug 10, 2009 #5 H hbk2222 Junior Member level 3 Joined Sep 9, 2007 Messages 25 Helped 3 Reputation 6 Reaction score 2 Trophy points 1,283 Location cairo,egypt Activity points 1,392 what is ac analysis it doesn't matter take the expression as u like it can give u admittance or impedance
what is ac analysis it doesn't matter take the expression as u like it can give u admittance or impedance