rtl_fm and r820t tuner

keenerd keenerd at gmail.com
Tue Nov 12 20:20:18 UTC 2013

On 11/12/13, Miguel A. Vallejo <ea4eoz at gmail.com> wrote:
> I noticed a problem with rtl_fm and r820t tuners. In few words, it doesn't
> matter what value of gain you set with the -g parameter. The r820t tuner
> will be always at its lower gain, this is deaf as a doorknob.

Are you sure?

    rtl_fm -f 100M -g 50 > /dev/null
    Found 1 device(s):
    0:  Realtek, RTL2838UHIDIR, SN: 00000013
    Found Rafael Micro R820T tuner
    Tuner gain set to 49.60 dB.


More information about the osmocom-sdr mailing list