> Hi Technet,
>
> One of our customers is complaining that the upper limit for our
> ionograph test is set at 3.1 micrograms/cm2 instead of the 1.56
> micrograms/cm2 that the IPC/EIA J-STD-001C prescribes is section 8.3.6.
>
> I know there exists a document  (probably an IPC or MIL-spec)
> explaining how the 1.56 limit should be corrected for the exact type of
> machine. For the Alpha Ionograph 500M the conversion factor is 2,
> resulting in the 3.1 micrograms/cm2 limit.
> However I can't remember where exactly this information can be found,
> and I don't even know if it's still valid. Does anyone has a clue for me
> ?
>
> Daan Terstegge
> Unclassified mail
> Personal Website: http://www.smtinfo.net
>
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>
Daan

I have a copy that I shall dig out for you. If anyone else needs a copy let
me know

--
Regards, Graham Naisbitt
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Mobile: +44 (0)79 6858 2121

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