[time-nuts] oscillators

Bob Camp lists at rtty.us
Sun Sep 2 02:52:25 UTC 2012


Hi

True on the volume and weight. Not as much power as an OCXO since it's passive. At 1x 2 x 0.5 you could fix the power and weight by using an EMXO. You still would have more power than the TCXO, but no were near as much as the couple watts a USO uses.

Bob

Bob

On Sep 1, 2012, at 10:41 PM, Jim Lux <jimlux at earthlink.net> wrote:

> On 9/1/12 11:00 AM, Bob Camp wrote:
>> Hi
>> 
>> I suspect that a good IT cut would probably do better than an SC in either application. In the deep space situation, a copper slug in a dewar sounds like a reasonable addition to the design.
>> 
> 
> If you're going to do dewars, then you're talking USOs for which the technology is quite well developed with ovens, etc.
> 
> But that's a kilo, several watts, and a liter.
> 
> What you want is something that is better than, say, 0.1 ppm, that is comparable in mass/power/volume/cost to an existing 1-5 ppm TCXO (about 1x2x0.5 cm)
> 
> 
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