Ok, So now the GQRX seems to work fine but does not generate any waterfall. I want to interface a LimeSDR with GQRX. It displays Limesdr in its device list but I think it is not able to make a connection to it. Any inputs on how I can get this working!?
root@Shweta:~# gqrx
Controlport disabled
No user supplied config file. Using "default.conf"
gr-osmosdr v0.1.4-98-gc653754d (0.1.5git) gnuradio 3.7.10
built-in source types: file fcd rtl rtl_tcp rfspace soapy redpitaya
FM demod gain: 1.52789
IQ DCR alpha: 1.04166e-05
Using audio backend: auto
BookmarksFile is /root/.config/gqrx/bookmarks.csv
getDeviceList : Available input devices:
0 : "Realtek RTL2838UHIDIR SN: 00000001"
1 : "RFSPACE SDR-IQ Receiver"
2 : "RFSPACE SDR-IP Receiver"
3 : "RFSPACE NetSDR Receiver"
4 : "RFSPACE Cloud-IQ Receiver"
5 : "LimeSDR-USB [USB 2.0] 9060B0049270E"
6 : "RTL-SDR Spectrum Server"
7 : "Red Pitaya Transceiver Server"
8 : "Complex Sampled (IQ) File"
Loading configuration from: "default.conf"
Configuration file: "/root/.config/gqrx/default.conf"
Crash guard triggered!
Launching I/O device editor
firstTimeConfig
CIoConfig : Available output devices:
0 : "Built-in Audio Digital Stereo (HDMI 2)"
New input device selected: 1
Label: "LimeSDR-USB [USB 2.0] 9060B0049270E"
Devstr: "addr=1d50:6108,driver=lime,media='USB 2.0',module=STREAM,name=LimeSDR-USB,serial=0009060B0049270E,soapy=0"
saveConfig
Loading configuration from: "/root/.config/gqrx/default.conf"
Configuration file: "/root/.config/gqrx/default.conf"
gr-osmosdr v0.1.4-98-gc653754d (0.1.5git) gnuradio 3.7.10
built-in source types: file fcd rtl rtl_tcp rfspace soapy redpitaya
[INFO] Make connection: 'LimeSDR-USB [USB 2.0] 9060B0049270E'
[INFO] Estimated reference clock 30.7197 MHz
[INFO] Selected reference clock 30.720 MHz
[INFO] Device name: LimeSDR-USB
[INFO] Reference: 30.72 MHz
[INFO] Init LMS7002M(0)
[INFO] LMS7002M cache /root/.limesuite/LMS7002M_cache_values.db
[INFO] Ver=7, Rev=1, Mask=1
[INFO] LMS7002M calibration values caching Enable
MCU algorithm time: 10 ms
MCU Ref. clock: 30.72 MHz
MCU algorithm time: 53 ms
MCU algorithm time: 0 ms
MCU Ref. clock: 30.72 MHz
MCU algorithm time: 0 ms
FATAL: SoapyLMS7::setSampleRate() -- rate too low
Trying to fill up 1 missing channel(s) with null source(s).
This is being done to prevent the application from crashing
due to gnuradio bug #528.
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No change in output device:
old:
new:
New FFT rate: 25 Hz
Requested bandwidth: 2500000 Hz
Actual bandwidth : 0 Hz
setFreqCorr : 0 ppm
New LNB LO: 162500000 Hz
New LNB LO: 162500000 Hz
updateHWFrequencyRange failed fetching new hardware frequency range
New mode index: 0
Filter preset for mode 0 LO: 0 HI: 0
setFftRate to "25 fps"
New FFT rate: 25 Hz
New FFT rate: 25 Hz
setFftSize to "8192"
New FFT rate: 25 Hz
New FFT rate: 25 Hz
New FFT rate: 25 Hz
New FFT rate: 25 Hz
New FFT rate: 25 Hz