> -----Original Message-----
> From: [EMAIL PROTECTED]
> [mailto:[EMAIL PROTECTED] On Behalf Of Tim Shoppa
> Sent: Friday, October 17, 2008 4:15 PM
> To: [email protected]
> Subject: Re: [time-nuts] problem with Efratom FRS-C from eBay
>
> [EMAIL PROTECTED] wrote:
> > My question: I was told by people in-the-know that Rubidium Atomic
> > Frequency references are illegal to export to China, and folks have
> > gone to jail  for sending these to China.

There you go, as an engineer or scientist, expecting interpretation of export 
regulations to be consistent and make sense. They aren't and they don't. Unless 
it's on a list of clearly permitted exports, each case gets decided 
individually, and there's plenty of "or similar technology" kinds of clauses in 
the ITAR and munitions list.
Heck, there's two different agencies involved (Dept of State for ITAR and Dept 
of Commerce for EAR) and they could make separate and different determinations.


The EAR has:
3A002  General purpose electronic equipment, as follows (see List
of Items Controlled).
G Atomic frequency standards having any of the following:
    g.1. Long-term stability (aging) less (better) than 1E-11/month; or
    g.2. Being ``space qualified''.

    Note: 3A002.g.1 does not control non-``space qualified''
rubidium standards.


The MCTL has (for space qualified clocks)
>15yr service life on orbit
>12 yr life on orbit, in dormant state
<1E-15/day long term stability

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