BladeRF Failed to see spectrum on GQRX

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andrew77
Posts: 29
Joined: Mon Mar 02, 2015 2:02 pm

BladeRF Failed to see spectrum on GQRX

Post by andrew77 » Sun Nov 17, 2019 4:03 am

Hello,
my bladeRF is automatically recognized by GQRX bu I don't see any spectrum:

this is the output:

and@and-HP-250-G4-Notebook-PC:~$ gqrx
linux; GNU C++ version 7.3.0; Boost_106501; UHD_003.010.003.000-0-unknown

Controlport disabled
No user supplied config file. Using "default.conf"
gr-osmosdr 0.1.4 (0.1.4) gnuradio 3.7.13.4
built-in source types: file osmosdr fcd rtl rtl_tcp uhd miri hackrf bladerf rfspace airspy airspyhf soapy redpitaya freesrp
FM demod gain: 3.05577
Resampling audio 96000 -> 48000
IQ DCR alpha: 1.04166e-05
Using audio backend: auto
BookmarksFile is /home/and/.config/gqrx/bookmarks.csv
[INFO] [UHD] linux; GNU C++ version 8.3.0; Boost_106700; UHD_3.13.1.0-3build1

RtApiAlsa::getDeviceInfo: snd_pcm_open error for device (hw:1,0), Device or resource busy.


RtApiAlsa::getDeviceInfo: snd_pcm_open error for device (hw:1,0), Device or resource busy.

getDeviceList : Available input devices:
"Ettus SOAPY"
"Ettus SOAPY"
"nuand bladeRF SN c367...d3a7"
"RFSPACE SDR-IQ Receiver"
"RFSPACE SDR-IP Receiver"
"RFSPACE NetSDR Receiver"
"RFSPACE Cloud-IQ Receiver"
"hw:HDA Intel PCH,0"
"default"
"RTL-SDR Spectrum Server"
"Red Pitaya Transceiver Server"
"Complex Sampled (IQ) File"
Loading configuration from: "default.conf"
Configuration file: "/home/and/.config/gqrx/default.conf"
gr-osmosdr 0.1.4 (0.1.4) gnuradio 3.7.13.4
built-in source types: file osmosdr fcd rtl rtl_tcp uhd miri hackrf bladerf rfspace airspy airspyhf soapy redpitaya freesrp
Opening nuand bladeRF with device identifier string: "*:instance=0"
[INFO @ "/build/bladerf-uaK9gR/bladerf-0.2017.12~rc1/host/libraries/libbladeRF/src/version_compat.c":96] Firmware version (v2.3.2) is newer than entries in libbladeRF's compatibility table. Please update libbladeRF if problems arise.
[INFO @ "/build/bladerf-uaK9gR/bladerf-0.2017.12~rc1/host/libraries/libbladeRF/src/version_compat.c":127] FPGA version (v0.10.2) is newer than entries in libbladeRF's compatibility table. Please update libbladeRF if problems arise.
Serial # c367...d3a7
FW v2.3.2 FPGA v0.10.2
IQ DCR samp_rate: 5e+06
IQ DCR alpha: 2e-07
Changing NB_RX quad rate: 96000 -> 5e+06
New antenna selected: "RX"
********************
Gain name: "LNA"
min: 0
max: 6
step: 3
Gain name: "VGA1"
min: 5
max: 30
step: 1
Gain name: "VGA2"
min: 0
max: 30
step: 3
********************
No change in output device:
old:
new:
IQ DCR samp_rate: 5e+06
IQ DCR alpha: 2e-07
Requested sample rate: 5000000
Actual sample rate : "5000000.000000"
New FFT rate: 25 Hz
Requested bandwidth: 4999999 Hz
Actual bandwidth : 5e+06 Hz
setFreqCorr : 0 ppm
New LNB LO: 0 Hz
Failed to set out of bound frequency: 144
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 "32768"

and@and-HP-250-G4-Notebook-PC:~$ bladeRF-cli -i
bladeRF> version

bladeRF-cli version: 1.7.1-2018.12-rc3-2-ppabionic
libbladeRF version: 2.2.0-2018.12-rc3-2-ppabionic

Firmware version: 2.3.2
FPGA version: 0.10.2 (configured by USB host)

bladeRF> info

Board: Nuand bladeRF (bladerf1)
Serial #: c36781bf545973547fdfed05e6edd3a7
VCTCXO DAC calibration: 0x9004
FPGA size: 40 KLE
FPGA loaded: yes
Flash size: 32 Mbit
USB bus: 3
USB address: 4
USB speed: SuperSpeed
Backend: libusb
Instance: 0

my OS is ubuntu 19.10
GQRX 2.11.5-1build2
gr-osmosdr 0.1.4-14build7


Thanks

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