Re: [time-nuts] An Other Ublox 8

2021-01-27 Thread ew via time-nuts
One more comment thank you Juerg for all the data analysis.                                     Bert Kehren In a message dated 1/27/2021 7:33:09 AM Eastern Standard Time, time-nuts@lists.febo.com writes:  Over the last couple of years I have looked at the LEA M8F, it is a GPSDO with 1 pps.  not

Re: [time-nuts] An Other Ublox 8

2021-01-27 Thread John Ackermann N8UR
Hi Bert -- That's very interesting. Can you explain a bit more about how you are generating the 24 MHz and the role of the Si5351? I took a close look at the M8F a year or so ago, looking at PPS and the 30.72 MHz output it makes directly available: 1. PPS jitter is very, very good compare

Re: [time-nuts] An Other Ublox 8

2021-01-28 Thread Javier Herrero
Hello, I have been playing lately with the M8F, but did not had a detailed look to the 30.72MHz frequency as John did. I have used it along with a Zynq-based board (a very unexpensive surplus EBAZ4205, that can be get for ~10 EUR) to made an ntp server, replacing the kernel clocksource from t

Re: [time-nuts] An Other Ublox 8

2021-01-28 Thread Trent Piepho
On Thu, Jan 28, 2021 at 1:34 AM Javier Herrero wrote: > I have been playing lately with the M8F, but did not had a detailed look > to the 30.72MHz frequency as John did. I have used it along with a > Zynq-based board (a very unexpensive surplus EBAZ4205, that can be get > for ~10 EUR) to made an n

Re: [time-nuts] An Other Ublox 8

2021-01-28 Thread Javier Herrero
Hello, On 28/1/21 11:05, Trent Piepho wrote: On Thu, Jan 28, 2021 at 1:34 AM Javier Herrero wrote: I have been playing lately with the M8F, but did not had a detailed look to the 30.72MHz frequency as John did. I have used it along with a Zynq-based board (a very unexpensive surplus EBAZ4205,