[time-nuts] Some observations of the BG7T BL GPSDO

John Miles john at miles.io
Mon Mar 23 05:31:02 EDT 2015

> -----Original Message-----
> From: time-nuts [mailto:time-nuts-bounces at febo.com] On Behalf Of Bob
> Stewart
> Sent: Sunday, March 22, 2015 7:03 PM
> To: Discussion of precise time and frequency measurement
> Subject: Re: [time-nuts] Some observations of the BG7T BL GPSDO
> Hi John,
> Doesn't that have a NEO-6M in it rather than a timing receiver?
> Bob

I've (recently) heard that it does.  

Also, apparently the DOCXO is tuned by a 16-bit DAC that results in steps of about 0.15 mHz.  The system is frequency-locked rather than phase locked, so a frequency error of that magnitude is considered normal, according to an email from BG7TBL to Bob R.

-- john, KE5FX
Miles Design LLC

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