[time-nuts] Distribution amplifier (again!) - now mostly ok but has gain peaking

Hal Murray hmurray at megapathdsl.net
Sat Jan 28 12:28:57 UTC 2017


anders.e.e.wallin at gmail.com said:
> I see around 150-200ps skew which I tried to tune a bit with wires and 0R
> resistors - without very much success.. any ideas for improving this - or
> just leave it at 200ps skew?

I don't have the numbers handy, but that's ballpark of an inch of trace on a 
PCB.

Outer layers are slightly faster than inner layers.  Details depend on the 
materials.  Solder mask slows down the outer layer slightly and things like 
that.

-- 
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