MOTM

>
> Is Reticon totally out of the SAD business?  Anyone else do any more runs
of
> these?

Reticon is out of business, period. About 1983.

>
> What is inside of all of those cheesy Radio Shack reverb units?  Or for
that
> matter the millions of awful sounding reverb circuits in Karaoke machines?

Mitsubishi chips that are designed specifically for them. Small delays,
clocks built-in,
and "not available for sale in the US, sorry".

Paul S.