[time-nuts] Symmetricom 58532A and 58536A group delay figures

John Ackermann N8UR jra at febo.com
Sun Sep 30 11:59:11 UTC 2012


We measured the delay on a couple of the splitters.  I need to dig up the results, but I think the delay is around 7ns in both the 2 and 8 port units, and is pretty consistent port-to-port.  I'll find the data and get it on the pages at febo.com.

John

On Sep 30, 2012, at 2:51 AM, Christopher Brown <cbrown at woods.net> wrote:

> 
> Assuming it does not snow again, should finish the cabling to the new
> rooftop tripod and switch to the new antenna and splitter tomorrow.
> 
> 
> For the LMR400 main run and jumpers is simple enough, will just measure.
> 
> 
> That leaves the antenna and splitter, both have and amp and bandpass
> filter and I am assuming a combined delay that is likely greater than
> the cable delay given the short runs.
> 
> 
> Nothing is listed in the datasheets, but they are the semi-marketing
> sheets (only a couple pages) rather than a proper datasheet.
> 
> 
> Anyone know what the delay for this amp and splitter is?  Or better yet
> a delay v.s. temp plot?
> 
> 
> Thanks
> 
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