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Nik Pakar nikpakar at gmail.comPhew ! why do you need to do this at all ? To avoid RF emission ? even using this method you will still leak out enough RF which you can easily use the MS over the air. On Thu, Oct 25, 2012 at 11:21 PM, Andrew Back <andrew at carrierdetect.com>wrote: > Hello, > > I'd like to directly cable a handset to a nanoBTS and thought I could: > > - put attenuators on the nanoBTS TX and RX ports > - connect the other side of each attenuator to a resistive > splitter/combiner that has 6dB loss > - connect the combiner common port to the MS > > Does this sound sensible and if so what size of attenuators might I > want assuming MS and BTS were each set at 6dBm? I've seen figures for > receiver sensitivity, but wasn't sure as to a "good" RF level to use > with direct cabling! > > I also have 10/20 dB directional couplers and circulators if they > might find use in a better configuration. > > Regards, > > Andrew > > -- > Andrew Back > http://carrierdetect.com > > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.osmocom.org/pipermail/openbsc/attachments/20121025/30678737/attachment.htm>