Sure these parts are fast but can they drive a 50 ohm
--- In TekScopes@...,
> You know, these types of risetimes are in the domain
of logic chips these days like the SY58601UMG. Even
comparators like the ADCMP572. Not quite 25ps, but maybe
> Of course you have to deal with fine pitch QFN
> --- In TekScopes@...,
> > Has somebody experience with the tunnel diode
CR69 inside a S-52 pulse generator head?
> > I know they can be easily damaged and I would
like to buy a spare part in case it dies. After some study
on this forum I discovered that somebody mentoined that
they are very difficult to buy and for some tunnel diodes
(maybe other brand) can have a low lifetime. Any
experience with this?
> > And now almost 40 years later are there no good
replacement parts or even faster tunnel diodes? It would
be nice if I can experiment with this and make my own
tunnel diodes enclosures on a lathe.