These are the preamp tubes I have:
(1) RCA 12AX7A NOS
(3) RFT ECC83/12AX7 NOS
(5) JJs High Gain (one of them is balanced)
(3) Mesa branded 12AX7
(1) Set of dougs tubes (Toung Sol, JJ, Penta, shuguang and LPS)
These are the power tubes I have:
(2) Mesa STR-450 NOS
(2) Ruby -=C=- 6l6GC
(4) JJs...