Sep 25, 2010 #1 M marziehsaffari Newbie level 3 Joined Mar 17, 2010 Messages 3 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Location iran Activity points 1,300 Hi I am a master student. I want to design apower amplifier for 802.16e standard in my theses.Is it necessary for all power amplifiers to use driver stage and impedance matching(50ohm) at input? thank you very much.
Hi I am a master student. I want to design apower amplifier for 802.16e standard in my theses.Is it necessary for all power amplifiers to use driver stage and impedance matching(50ohm) at input? thank you very much.
Sep 26, 2010 #2 G guzili Newbie level 2 Joined Sep 26, 2010 Messages 2 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 1,287 I don't think that , but in general ,the input and output impedance is 50ohm.