[time-nuts] Re: Is SC the most stable cut for lowest phase noise?

Magnus Danielson magnus at rubidium.se
Wed Jun 8 19:17:08 UTC 2022


Hi Gerhard,

On 2022-06-08 20:42, ghf at hoffmann-hochfrequenz.de wrote:
> Am 2022-06-08 13:27, schrieb Magnus Danielson via time-nuts:
>
>> As far as I remember and know, you can achieve about the same
>> phase-noise properties as you hit about the same bandwidth from the Q,
>> and noise contribution is about the same. So, it boils down to do the
>> supporting amplifier well.
>
> But SC can tolerate more power, so you may get more distance to the
> thermal noise floor.

Good point. It shifts the drive-level issue compared to AT-cut.

Cheers,
Magnus




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