[time-nuts] FE-5680A word of caution

[Rex]

On 4/7/2011 8:09 AM, cook michael wrote:
> Le 07/04/2011 16:20, Jerry a écrit : The 10 MHz
>> output is not close to the expected frequency tolerance.  The first of
>> the units that I received puts out a signal at 9,999,945 Hz.  The
>> vendor then sent a second unit which puts out a signal at 10,000,025
>> Hz.
> Could it be the transport conditions that cause the problems? i have 
> noticed that all I get that comes by DHL/UPS/TMS is very cold on 
> arrival. Another possibility might be security screening. I stopped 
> getting film from the US because some got fogged, maybe by x-ray 
> security.

I doubt it. I have one I bought several years ago from a US source that 
matches all the problem descriptions. I think it is something inherent 
in this particular version of 5680A (with 5 V needed and no known 
adjustment method).