[time-nuts] Maser manual

Poul-Henning Kamp phk at phk.freebsd.dk
Wed Sep 1 20:23:37 UTC 2010


In message <4C7EB534.2040606 at xtra.co.nz>, Bruce Griffiths writes:

>The tempco of the dielectric constant of sapphire is quite large so the 
>cavity resonance tempco is somewhat larger than that of an unloaded 
>copper or aluminium cavity.

Yes, they write that cavity autotuning is a must.

I still think that is a smaller problem than getting hold of and
maching an unloaded cavity with the necessary shields.

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Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
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