[time-nuts] Good clean-up oscillators
Richard (Rick) Karlquist
richard at karlquist.com
Thu Jan 24 05:22:13 UTC 2019
On 1/23/2019 7:59 PM, jimlux wrote:
> My idea was to get an OCXO without the oven (or with the oven disabled)
> - the idea was that an OCXO will have high Q for good phase noise, and I
> can deal with the frequency shift due to frequency and aging in the long
> term in other ways
>
> As it happens, it's hard to do in practice (it makes your unit more
> "custom") because OCXO mfrs don't conveniently bring out oven and
> oscillator power separately.
>
> So it's probably not available as a standard item, but you could
> probably get an SC cut crystal and put it in your own circuit.
>
The 10811 brings out oven and oscillator power separately. However,
if you don't power up the oven, the crystal will be way off frequency
so your idea is a non-starter.
Rick
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