[time-nuts] Z3801 replacement

[Jim Sanford]

All:

I purchased and am about to hook up the Nortel device.

Someone on this list expressed an interest in my old Z3801, but I lost 
the email.   If still interested, please contact me off list.

Thanks & 73,
Jim
wb4gcs at amsat.org

On 6/28/2013 9:45 AM, Jim Sanford wrote:
> All:
>
> My Z3801 no longer works, and I've not been able to get any new ideas 
> on it, so am looking for a replacement.
>
> I've come across a nice 10 MHz that has very good phase noise (-145db 
> or so at 10 KHz offset), but costs $175 in single quantities 
> (digi-key, I think.)  I was considering using one of W1GHz's boards to 
> lock it to a jupter GPS engine that I already have.  Several people 
> have told me this is overkill, recommending the Thunderbolt.
>
> I've read that there are various OXCXs used in Thunderbolts, some OK, 
> some not so good.
>
> Looking on ebay right now, I see a Nortel Trimble NTBW50AA, a 
> Symmetricom, NTBW50AA, and another Nortel.
>
> Does anybody have experience with these?   I'm particularly interested 
> in the best phase noise I can get.  This will be station master 
> frequency reference, and will ultimately lock stations up to 10 GHz.
>
> Thanks & 73,
> Jim
> wb4gcs at amsat.org
>
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