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>
> We had SIS (Scientific Instrument Services, Inc.) repair a filament for us
> about six years ago. It was a great deal ($25) but our sensitivity was
> about half what it was with a new filament. At the time, others had had
> the same experience. With the price of new filaments, it would be nice to
> be able to repair filaments. We used to repair Nuclide filaments
> ourselves. Perhaps it is an alignment problem with the Finnigan filaments.
> I'm curious if anyone has had better success with SIS repairs in recent
> years.
I had a similar "problem" with SIS filaments for the VG 903, maybe 4-5
years ago. They worked, but just weren't as steady as the new ones from
Fisons. So now we spend the money and buy new ones.
Travis Saling
Univ. of Washington
