[time-nuts] Re: Micrel (Microchip) PL-500 Low Phase Noise VCXO

[Lux, Jim]

On 9/13/21 7:36 PM, Julien Goodwin wrote:
>
> On 14/9/21 12:59 am, Chris Caudle wrote:
>> On Mon, September 13, 2021 3:31 am, Julien Goodwin wrote:
>>> https://www.microchip.com/en-us/product/PL500-16
>> ...
>>> I've designed as an OCXO
>> What temperature are you planning on running the oven?  If that device is
>> going inside the oven, watch the max operating ambient spec if 85 degrees.
>>
> Yep. Sadly my use case includes "in an enclosure outdoors in the
> Australian summer" so I can't use a low temperature oven.



You just need to move to Coober Pedy, and set your lab up in a dugout, 
which will keep things at a reasonable temperature.
(Although, I must confess, I didn't meet anyone in Coober Pedy who 
claimed the advantages for time-nuts - maybe a marketing opportunity for 
the city?)



otherwise, you're in the "design for 50C"Â  bucket, like us in SoCal.