[Hackrf-dev] HackRF One RX Gain issue ?

Jason c. jlcook83 at hotmail.com
Sat Dec 3 04:43:32 EST 2016


Hey group, just got my HackRF One today, playing around with it, I'm pretty happy!

However,  I'm Having a strange issue with the RX Gain control.  It seems that when RX Gain is now set to anything above 0 (such as the expected 14db), the RX amp appears to shut off, (signal strength drops!).  I could have sworn earlier on today, I was seeing my signal strength increase when switched to 14db....  anyone else experience this?

I am using the osmocom in GRC to set the gain value.  One other thing to note, I was playing around with a 2-way radio near HackRF unit trying to get that to receive,  I don't think I would have gotten closer than 3-4 feet.  Could I have blown the Rx Amp in any way doing this?  I wouldn't think so.... but could be wrong.  It's strange that when I expect the amp to be turning ON, the Gain drops....  could this be a bad amp?

JC
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