[time-nuts] LPRO-101 BITE (~lock) Signal Always Low

John Ackermann N8UR jra at febo.com
Tue Mar 22 17:08:32 EDT 2016


There's a plot of the unlocked sweep of an FE-5690 at the bottom of
http://febo.com/pages/oscillators/rubes/

I think the LPRO is pretty similar.

John

On 3/22/2016 2:02 PM, Hal Murray wrote:
>
> time-nuts at febo.com said:
>> are you sure your LPRO actually locks? You say you have measured 10.000 MHz
>> but you don't mention the other decimals. Some years ago I characterized
>> some  LPROs of mine, and from my notebook I take that, on one sample for
>> instance,  prior to lock the frequency swept up and down between (about)
>> 9.999860 and  10.000230.
>
> How long does it take to do a sweep cycle?
>
> If your gear is averaging over a longer time to get a more accurate frequency
> value, will it give you the average frequency?
>
>


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