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SP145 GPS receiver PPS

Forums › SP Series Discussions › SP145 GPS receiver PPS

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  • #254592
    Royce
    Participant

    I need to measure TDM timing relative to PPS. Is there a way to either trigger zero-span sweeps with PPS from the internal GPS receiver or display the PPS state on the Spectrogram? I’m currently using an external PPS source as a trigger. This works well enough for my current need, but would be nice to specify internal PPS as a trigger source and possibly display PPS state on time domain displays.

    • This topic was modified 8 months, 2 weeks ago by Royce.
    • This topic was modified 8 months, 2 weeks ago by Royce.
    #254598
    AndrewAndrew
    Moderator

    If using Spike there is unfortunately not a way to trigger off the internal PPS.

    If using the API, then this would be possible by using the I/Q timestamps. When I/Q streaming via the API with GPS lock, the timestamps would give you indication of when the PPS trigger occurred and you take action at the appropriate time.

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