[sdiy] What to do with REALLY obsolete parts?

[Ian Fritz]

At 03:17 PM 6/19/2007, dj hohum wrote:
>Well, sure. My question was more about whether they are used in any
>vintage synths in any way that people want to use the original parts.
>I suspect that the chips I listed won't have any value for hundreds,
>maybe thousands of years :) Like old TTL chips, sometimes it's best to
>just toss them out. The UA726 has become valuable because there is no
>reasonable substitute, the same cannot be said for old op-amps.

Once in a while the slow slew rate of the 741 is part of the design.  I'll 
buy 'em if you don't want 'em.  :-)

   Ian