Brand new, never used, NOS tubes for selling.
e-mail: head_hunter4o(at)abv.bg
1. BEL ECC81 / 12AT7 (no labels) - India
2. RFT ECC81 / 12AT7 - Germany
3. RFT ECC82 / 12AU7 - Germany
4. RFT ECC83 / 12AX7 - Germany
5. RFT EL84 / 6BQ5 - Germany
6. RFT EZ80 / 6V4 / CV1535 - Germany
7. RFT EZ81 /...