This is the "eBay of music gear." It is an excellent place to find boutique dealers and private sellers offering rare vintage pulls or specific matched pairs you can’t find elsewhere.
They offer a user-friendly experience and a "Tube 101" education section, making them great for beginners who aren't sure which 12AX7 variant they need. 2. General Music Gear Retailers (Best for Convenience) where to buy amp tubes
A legendary name in the NOS world. His site looks like it’s from 1995, but his knowledge and inventory of vintage glass are world-class. This is the "eBay of music gear
Known for their massive inventory and proprietary "Preferred Series" tubes. They provide excellent comparison charts and reviews for every tube they sell. General Music Gear Retailers (Best for Convenience) A
High-quality sellers "burn in" tubes for 24–48 hours to ensure they won't fail (infant mortality) shortly after you install them.