[USRP-users] Re: USRP X310 with internal GPSDO: GSM led in front panel

2021-10-14 Thread Marcus D Leech
Using uhd_usrp_probe is one way. You can also use the sync_to_gps example which will balk if there isn’t a GPS. My recollection is that the PPS light will start blinking once the GPS has acquired lock. Which can take 10s of minutes from a cold start. Sent from my iPhone > On Oct 14, 2021, at

[USRP-users] USRP X310 with internal GPSDO: GSM led in front panel

2021-10-14 Thread Achilleas Anastasopoulos
I have some questions regarding the operation of X310. 1) How do I know if I have an internal GPSDO (we have 20 USRPs in the Lab and I remember we bought some of them with GPSDO). I know that when I do "uhd_usrp_probe", a device without GPSDO says "no internal GPSDO detected" but in the absence of

[USRP-users] Re: UHD example rx_samples_to_file fails

2021-10-14 Thread Marcus D. Leech
On 2021-10-14 5:36 a.m., Thangaraj Mukara Dhakshinamoorthy wrote: ./rx_samples_to_file --args="master_clock_rate=200e6" --freq 868e6 --rate 2e6 --gain 20 --duration 10 ~/Desktop/usrp_samples.dat Use the --file argument to specify where to write the file--the interface to this program changed

[USRP-users] Adapt gr-drm to output Envelope and Phase

2021-10-14 Thread Rafael Diniz
Hi everybody, I'd like to adapt the gr-drm [1] DRM modulator by Felix Wunsch to output E/P (through a USRP with a LFTX daughterboard), needed by a HF DRM transmitter I have access to. Any hints on how to do it? [1] https://github.com/kit-cel/gr-drm Thanks, Rafael Diniz OpenPGP_signature Desc