>Please let me know what you'd prefer as option #2. (Should *not* be another vintage / extinct >specimen, but one of the modern parts.)
What BBD's are still available? Panasonic?
I seem to recall some "new" Chinese SAD1024's on eBay a while ago.
I've got two Klark-Teknik DN34's with sixteen SAD512's in EACH unit. One of these days I need to get at least one of them fully functional (haven't tried them in years).
Ivan