Hi Bernd, One reference to 20us 1PPS pulse length is the ICD-GPS-060, see figure 3-2, page 3-3 (pdf page 19)
https://www.navcen.uscg.gov/pdf/gps/ICD-GPS-060B.pdf Group - Are there other standard documents defining duty-cycle, voltage levels, rise times etc? MfG Björn > On 14 Aug 2018, at 20:52, Bernd Neubig <[email protected]> wrote: > > Another question, a bit off the road of this thread: > Is there any common practice for the duty cycle of the 1 PPS pulse? > I have seen devices having extremely short 1 PPS pulses with duty cycles of a > few percent or less and others with close to 50% duty cycle. > > Best regards > Bernd > DK1AG _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to http://lists.febo.com/mailman/listinfo/time-nuts_lists.febo.com and follow the instructions there.
