List: time-nuts@lists.febo.com
From: Bob Camp
Re: [time-nuts] Chinese GPSDO 10 MHz error
Fri, Aug 28, 2015 2:59 AM
.
>
> On Thu, Aug 27, 2015 at
10:50 PM, Attila Kinali
wrote:
>> On Thu, 27 Aug 2015 17:19:34 +0200
>> Azelio Boriani wrote:
>>
>>> The simplest form of a frequency locked loop is the XOR gate, when the
>>> driving signals are 50% square waves.