[time-nuts] [OT] Why did HP use a non standard connector on the 8411 Converter
Brooke Clarke
brooke at pacific.net
Wed Sep 12 02:32:46 UTC 2007
Thanks John:
Makes sense.
Have Fun,
Brooke Clarke
http://www.PRC68.com
http://www.precisionclock.com
John Day wrote:
> At 02:40 PM 9/11/2007, you wrote:
>
>>Is there a reason to not use the standard "D" series connectors that can have
>>coax connectors along with the normal contact pins?
>
>
> Poor contact and connector life, imprecise alignment, lack of
> precisely controlled shielding. The D connectors are not intended to
> be routinely mated/unmated and become quite erratic after a few
> cycles (usually 50 or so as I recall) even in a lab environment. They
> also have fairly significant frequency limitations, but I cannot
> recall exactly what they are.
>
> John
>
>
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