Jan 15, 2003 #1 C cbsirio Member level 3 Joined Jan 5, 2003 Messages 64 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,286 Activity points 721 128 QAM Mixer Hi all, I have to convert a 2Ghz signal into 70 MHz Standard IF, a signal coded in 128 TCM. Someone tell me that is very difficult because I have to mantain a big linearity 8O . Can you give me some helps for design such circuit? Many thanks in advance. Sirio
128 QAM Mixer Hi all, I have to convert a 2Ghz signal into 70 MHz Standard IF, a signal coded in 128 TCM. Someone tell me that is very difficult because I have to mantain a big linearity 8O . Can you give me some helps for design such circuit? Many thanks in advance. Sirio