[sdiy] Midi opto isolators

patchell patchell at silcom.com
Wed Feb 27 01:29:28 CET 2002


    My personal favorite has been the PC900, although, it is almost imposible
to find, these days.

Atom 'Smasher' wrote:

> >   What do you guys use for your opto isolators?
> > Ive used a 4n25, never had problems with it before, but I am now....
> > someone said its not fast enough (though reading the spec it claims fast
> > rise/fall times giving over 100Khz)
> =====================================
>
> i forget the part number, but i've had good results with a chip that
> includes a trigger, so the pulse edges don't get 'fuzzy'.
>
> 6n137 ?
>
>         ...atom
>
> ----------------Void-If-Detached----------------
> http://smasher.suspicious.org/fs1r  Yamaha FS1R
>
>         "When one tries to rise above Nature one is
>          liable to fall below it."
>                 -- Sherlock Holmes (Arthur Conan Doyle)

--
 -Jim
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* -Yogi Yorgensen
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