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MRW wrote:
Hi all, Happy Thanksgiving! I am looking at the TDA1083 IC. The datasheet shows the following image: http://img120.imageshack.us/img120/2...diagram1sr.jpg I'm trying to figure out where the input for the FM signal goes. This IC is supposed to be an AM/FM receiver, but this newbie is a bit clueless as to where the FM antenna and matching network should be connected. Any tips? I figured there are many veterans here who have messed around with radio ICs, so I'm trying my luck here. Hi MRW, the Homebrew Group might be a better place to ask this. Looking at the IC, it appears you need an external Local Oscillator and Mixer for the FM section, and that is where the rf input for the FM section should go. Looks like it has an LO and mixer for AM on the IC. I have never used this IC. Gary N4AST |