[time-nuts] Lucent KS-24361 10 Mhz out success.

[paul swed]

J8 its unpopulated right next to the oven.
Regards
Paul
WB8TSL

On Wed, Dec 3, 2014 at 7:36 PM, Doug Ronald <doug at dougronald.com> wrote:

> I may have missed this info in a previous post, but I am interested in
> tapping off the 5 MHz signal. I have my REF-1 apart, but don't have it
> powered. I will buffer the signal, and suspect the 5 MHz is available right
> around Q205, but it might be up around Q204 or Q203. Could someone advise
> me as to exactly where to pick off a nice 5 MHz sine wave?
> Thanks,
> -Doug R.
> -----Original Message-----
> From: time-nuts [mailto:time-nuts-bounces at febo.com] On Behalf Of paul swed
> Sent: Wednesday, December 03, 2014 3:05 PM
> To: Time-nuts
> Subject: [time-nuts] Lucent KS-24361 10 Mhz out success.
>
> Have successfully tapped into the clean 10 MHz of the the Lucent and using
> a EL2020 50 Mhz current opamp have a very nice 10 Mhz sine wave out. Any
> spurs are down at least 43 db. Close in at 4Khz total span or 500 Hz/div I
> don't see anything down to at least 65 db. Thats the best detail the HP
> 8568B will allow.
>
> To get the signal out of the Lucent I sliced the 15 Mhz trace and injected
> the 10 Mhz into the SMA output connector.
>
> I am sure there are many other amplifiers and methods that could be used
> but this ones working well and can drive some real coax lengths.
>
> Now the really hard part. Mounting it and the power supply into a rack
> panel.
> Regards
> Paul
> WB8TSL
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