[time-nuts] SMD TADD-1 distribution amplifier - seeking comments and suggestions?

[Poul-Henning Kamp]

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In message <20151220042724.0F3D8406057 at ip-64-139-1-69.sjc.megapath.net>, Hal Murray writes:
>
>phk at phk.freebsd.dk said:
>> The main reason Ethernet went balanced was actually for fault isolation
>> (star-topology vs. bus) and signal quality (IT people were horrible at
>> "sharking" and crimping coax.) 
>
>The reason Ethernet switched to a star topology was to take advantage of the 
>wires that were already installed in most buildings.

That came later.

The first twisted-pair stuff only allowed 30m of wire and was meant for
connecting workstations in an office to a hub, so that only the hub
had to attach to the "backbone" coax.

-- 
Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk at FreeBSD.ORG         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.