[time-nuts] Very challenging phase noise measurement, does anyone have an idea??

Rick Karlquist richard at karlquist.com
Wed Dec 5 22:32:25 UTC 2012

>> running
>> mode and lock the other one to the first one using an XOR gate and then
>> use
>> the output of the XOR gate as an output signal. However, we are
>> wondering
>> if any of you know a better idea. Maybe there is an off-the-shelf piece

Nearly any idea is better than the XOR gate you proposed.
A simple double balanced diode mixer followed by an LT1028
preamp would easily meet your needs.

Rick Karlquist N6RK

More information about the time-nuts mailing list