PREAMPLIFICATORI a VALVOLE
Audio Research SP9
Pre Line + Phono MM
valvole : 2 x E88CC
Audio Note M1 Line
Pre Line
valvole : 2 x ECC82
Dynavox TPR2
Pre Phono SS +
Line tubes ECC88
Audion Silver Night Premier
Pre Phono MM
valvole : 2 x E88CC
Xiang Sheng 708B
Pre Line + Amp Cuffie
valvole : 1x6N3, 2x6N1, 1x6Z4