The need of duplexer in low power operation

Andrey Sviyazov andreysviyaz at
Thu Oct 11 05:00:41 UTC 2012

Hi Alexander.

If Tx level very small and Rx path not  saturated, than you should check Rx
noise flour to be sure that TX doesn't jumm Rx.
Anyway it all about Rx sensitivity only.

Best regards,
Andrey Sviyazov.
(Sent from my mobile client)
11.10.2012 1:07 пользователь "Alexander Chemeris" <
alexander.chemeris at> написал:

> Andrey Sviyazov, this question is probably for you,
> IIRC, both nanoBTS and SysmoBTS have separate antennas for Rx andTx and do
> not use duplexers. Do we need duplexer for UmTRXv2 if it operates in the
> low power mode, without an additional PA/LNA?
> --
> Regards,
> Alexander Chemeris
> CEO, Fairwaves LLC
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