[time-nuts] NTP IRIG config help

[Russell Rezaian]

Hi Jim,

From what you've described, I think you need to use the modulated IRIG output.

I sent a previous email to that effect.

The audio card IRIG drivers expect IRIG B data 
used to modulate an audio carrier (AM).
--
Russell

At 11:42 AM -0800 2011/03/09, Jim Kusznir wrote:
>My clock generates a couple variants of IRIG-B.  I wasn't able to find
>docs on what variant of IRIG-B that NTP expects.  I know one variant
>(which I tested, but am not using, nor do I expect to work) is high
>precision, and is supposed to include the same accuracy as standard
>IRIG-B + 1kPPS.
>
>--Jim
>
>On Mon, Mar 7, 2011 at 12:42 PM, Russell Rezaian 
><rrezaian at motorola.com> wrote:
>>  This may sound a bit basic, so apologies if you have already passed this
>>  particular hurdle, but there are several different types of IRIG time code.
>>   A number of the clocks I have which generate IRIG can generate different
>>  versions of IRIG (e.g. IRIG B, IRIG H)
>>
>>  If memory serves, the NTP code expects IRIG B.
>>
>>  Have you confirmed that's what your clock is currently configured to
>>  generate?
>>  --
>>  Russell
>>
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