[clug] RTL

[Eyal Lebedinsky]

On 26/08/16 20:32, Keith Goggin wrote:
> Has anyone got rtl working on Linux Mint?
>
> I use Linux Mint 17.3 and I installed
>
> rtl-sdr
> librtlsdr-dev
> librtlsdr0
> gqrx-sdr
> gr-osmosdr
>
> and blacklisted
>
> blacklist dvb_usb_rtl28xxu
> blacklist rtl2832
> blacklist dvb_usb
> blacklist dvb_usb_v2
> blacklist dvb_core
> blacklist r820t
>
> I ran rtl_test OK then the following which seems to work BUT I'm not getting any sound?
>
> kg at laptop ~ $ rtl_fm -M wbfm -f 99.1M | play -r 32k -t raw -e s -b 16 -c 1 -V1 -
> Found 1 device(s):
>    0:  Realtek, RTL2838UHIDIR, SN: 00000001
>
> Using device 0: Generic RTL2832U OEM
>
> -: (raw)
>
>    Encoding: Signed PCM
>    Channels: 1 @ 16-bit
> Samplerate: 32000Hz
> Replaygain: off
>    Duration: unknown
>
> In:0.00% 00:00:00.00 [00:00:00.00] Out:0     [      |      ] Clip:0 Found Rafael Micro R820T tuner
> Oversampling input by: 42x.
> Oversampling output by: 1x.
> Buffer size: 8.13ms
> Tuned to 99352000 Hz.
> Sampling at 1008000 Hz.
> Output at 24000 Hz.
> Exact sample rate is: 1008000.009613 Hz
> Tuner gain set to automatic.

Did you run the first part only (rtl_fm) into, say, 'pv' like
	rtl_fm -M wbfm -f 99.1M | pv -pretab >/dev/null
to see if the problem is 'rtl_fm' delivering no data or 'play' producing
no sound? Maybe try a different station (in case 99.1 is too weak there)?

Good luck.

> I've tried to install shinysdr but I've just dug myself a deeper python hole:-(

--
Eyal at Home (eyal at eyal.emu.id.au)