[time-nuts] Distribution divider/amplifier for 10MHz GPSDO
jelson at gmail.com
Mon Oct 23 21:06:41 UTC 2017
On Mon, Oct 23, 2017 at 1:49 PM, Bob Bownes <bownes at gmail.com> wrote:
> Will it work? Probably. Up to a point.
> Is is best practice? Not even close.
> Each device will (should?) generally present a 50Ω termination. In the case
> of instruments that provide their own ref output which is then looped back
> in, they may be different, but I don't recall seeing any that said anything
> other than nothing or 50Ω.
I'm confused: I thought most inputs were relatively high impedance.
The manual for the 5335a specifies its external timebase input as being
(http://www.dennlec.com/images/manuals/hp-5335a-op-manual.pdf). Maybe not
but it's certainly not 50.
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