We've seen some revisions of the Muffsy Phono Preamp, from green to red, through blue and finally the black PP-3. Now get ready for a new one, only this time you can't buy it from here.
The question of a more generic circuit board that will accept other components than the ones included in the...
(2)
(23)
(1)
(6)
(13)
(6)
(7)