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Kalibrate-bladerf

Posted: Fri Nov 25, 2022 4:06 am
by quirico0x00
Hi all, I am trying to calibrate my blade rf 2.0 micro xa4 through the tool (kalibrate-bladerf) https://github.com/Nuand/kalibrate-bladeRF when I launch the tool after loading the correct fpga I get this result:

Code: Select all

root@RF:/Desktop/kalibrate-bladeRF/src# ./kal -s GSM900 
Actual filter bandwidth = 1500 kHz
rxvga1 = 0 dB
rxvga2 = 0 dB
error: bladeRF_source::set_gain
root@RF:/Desktop/kalibrate-bladeRF/src# ./kal -s DCS
Actual filter bandwidth = 1500 kHz
rxvga1 = 0 dB
rxvga2 = 0 dB
error: bladeRF_source::set_gain
root@RF:/Desktop/kalibrate-bladeRF/src# ./kal -s PCS
Actual filter bandwidth = 1500 kHz
rxvga1 = 0 dB
rxvga2 = 0 dB
error: bladeRF_source::set_gain
root@RF:/Desktop/kalibrate-bladeRF/src# ./kal -s EGSM
Actual filter bandwidth = 1500 kHz
rxvga1 = 0 dB
rxvga2 = 0 dB
error: bladeRF_source::set_gain
root@RF:/Desktop/kalibrate-bladeRF/src# ./kal -s GSM850
Actual filter bandwidth = 1500 kHz
rxvga1 = 0 dB
rxvga2 = 0 dB
error: bladeRF_source::set_gain
Can anyone help me solve this problem? :roll:

Regards :geek:

Re: Kalibrate-bladerf

Posted: Wed Feb 15, 2023 4:45 am
by robert.ghilduta
kalibrate relies on receiving signals from GSM basestations, which may not be readily around today. Can you please verify with gqrx that you are indeed seeing a GSM basestation?