On Tuesday, February 16, 2016 at 7:37:17 PM UTC-5, Phil Allison wrote:
FYI:


Anyone who wants to use exact transistors to repair a vintage amplifier HAS to find vintage parts.

I would no more use "exact" replacement parts on any vintage item as I would put 30W non-detergent oil in a vintage automobile. Improvements are generally a good thing, cost little, and greatly increase longevity.

http://www.mouser.com/ProductDetail/...7x0AB6Xw%3d%3d Not obsolete.

You may not have mentioned the '72, but I never mentioned the '73.

Peter Wieck
Melrose Park, PA