[time-nuts] Ebay FE-5680A Rb: Are they that good?

Fri Dec 9 11:34:47 UTC 2011

El 09/12/2011 02:27, Peter Bell escribió:
>
> 5) Although the output is a sine wave, it's not especially nice -
> internally it's derived from a square wave fed into a rather simple
> filter circuit - having said that, none of my test gear has any
> problem with using it for a reference input,
>
> Regards.
>
> Pete
>
Hello!

Well, at least it is not so ugly as one would have expected :) I've 
compiled some oscillograms and spectra from it here: 
http://www.nebulosa.org/images/FE5680A/

The analog one is with a Tek11302 and 11A71 (500MHz BW).

Regards,

Javier, EA1CRB