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Re: [Discuss-gnuradio] output power of LFTX board

From: Matt Ettus
Subject: Re: [Discuss-gnuradio] output power of LFTX board
Date: Tue, 25 Aug 2009 22:58:56 -0700
User-agent: Thunderbird (X11/20090320)

Faschingbauer, Alexander wrote:

is it normal that the LFTX - LF board (REV 2.2) provides only 3 dBm (about 2 
mW) output power on TX_A and/or TX_B ?

My configuration and test conditions:

- USRP2 with LFTX board
- each output (TX_A and TX_B) is connected to a separate 50 Ohm load
- using GNURADIO example: usrp2_siggen_gui.py (please see attachment with my 

Could someone tell me if this is all OK or could it be that something is wrong 
with my Hardware / Software ?

Yes, that is a reasonable power level.


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