Hi Jose, yep, multiply const with a real value |·| < 1 would be **equivalent** to an analog attenuator.
anyway, it's very uncommon to do such an operation in DSP, unless you need a fair comparison between different signals or such. Maybe you'd want to explain why you want to do that? Best regards, Marcus On 07/16/2017 07:23 AM, Jose Ruvalcaba wrote: > Hello, > > This may seem like a really simple question, but If I wanted to > attenuate my signal coming out from a USRP source block in GRC, say by > 80 dB,, how would I go ahead and do that? Would I just add a multiply > constant block after my USRP source block to scale down the incoming > signal's amplitude? Would I be able to check my attenuated signal > through the QT frequency plot block? > > > Thanks, > Jose > > > _______________________________________________ > Discuss-gnuradio mailing list > [email protected] > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
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