12AT7 JJ (formerly Tesla) | 12AT7WC Philips Jan Mil spec tube![]() | 12AY7 EH![]() |
12BA6 N.O. S. Various Brands![]() | 12BH7 Yugo | 12DW7/7247 by Electro Harmonix$28.95 |
5AR4/GZ34 Chinese copy of Mullard | 5U4GB Electro Harmonix | 5Y3GT Sovtek Rectifier tube |
6AN8 N.O.S. | 6AQ5 NOS US made various brands$17.95 | 6AU6WC JAN Philips |