[time-nuts] FE-5680A Results so far
azelio.boriani at screen.it
Thu Dec 29 08:33:14 UTC 2011
Artifacts from the TDS210, not from the Rb.
On Thu, Dec 29, 2011 at 8:14 AM, mike cook <michael.cook at sfr.fr> wrote:
> Just got my cheapo 5680A. It was accompanied by a little teddy bear
> clutching a L7805CV !
> Got a couple of questions.
> 1) What is the expected 10MHz peak to peak voltage. FEI doc seems to
> indicate 0,5V but I am getting only 200mv.
> 2) What is the sensitivity to 15V input level. I am only measuring 14,722
> (stable) on Pin1.
> 3) Could this low input voltage affect output voltage?
> The box locks after a couple of minutes but my TDS 210 is showing a very
> jittery ( 9,98-10,02 MHz ) but well formed sine wave for 8 hours of being
> powered on. Could this also be an artefact of low main power?
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