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Ulf Wetzker ulfsen at binaervarianz.deHi, > Yes, Stefan told me about the preamp on the Funcube - that's why I > made the measurements. I guess, this means, that the OsmoSDR will get > one as well... > > Size is a problem tough... You could use a SPF5043Z made by RFMD. It is a tiny MMIC in a SOT343 package. With a proper PCB layout of the power plane it should be very easy to integrate it in the OsmoSDR PCB. PS.: I really would like to see/do some tests on the influence of the inductively of the header pins (including jumper) within the signal path. Ulf