[time-nuts] Any reason not to use one power amplifier and splitter for distribution amplifier?

paul swed paulswedb at gmail.com
Thu Jan 8 09:23:47 EST 2015

Charles is absolutely correct this is what I have seen in these large
I have a really nice one that you can take the cover off and look. Lots of

On Thu, Jan 8, 2015 at 5:03 AM, Charles Steinmetz <csteinmetz at yandex.com>

> Dave wrote:
>  Yes, but I was aware of this, and that's why I got two different isolation
>> figures.
> What I was pointing out is that there will be *4* different isolation
> figures from any one output port, not just two.  The lowest will be to the
> one electrically adjacent output, next (a bit higher) will be to two
> outputs at one remove, then (a bit higher yet) to four outputs twice
> removed, and finally (the highest) to eight outputs thrice removed (these
> eight are the ones you are calling "on the other 1:8 splitter").
> Perhaps a diagram is in order (see below).  Each dot represents a 1:2
> splitter.  (I've drawn only 1:8.  A 1:16 is just this plus another 1:8,
> connected to the two outputs of another 1:2 splitter.)
> To find the worst case output-to-output isolation, you need to identify
> two electrically adjacent output ports -- either by measurement or from the
> manufacturer's published data.
> Best regards,
> Charles
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