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Don't forget the very resourceful AudioDatabase site.

http://audio-database.com/SANSUI/amp/index3.html

Original is in Japanese language but has the english version.
It has over hundred...

Thank all for prompt sharing about caps. My question was - the rail B1 is 18-25 VDC and signal path is 2-6 V.
All the caps in the last 10 threads are 400 - 600 VDC. These figures are for tube amp...

Over the weekend, I trial run about 10 hours of burn-in ( or 'break-in' -as the unit is not even warm), the initial harsh sound went away. My B1 is now leaving better and better clarity. Somehow,...

I have just finished DIY PASS B1 Buffer Preamp- My first preamp.
I live in Hong Kong and components are cheap.

My total cost is now US$ 30. :wink:

They are:

JFET (4) 2SK117 (not 2sk170) =...