
15/08/2025
Welcome to my very first tube-rolling review--of the Stradi 300B, S300B and 5U4G. It's not that I'm new to tube-rolling--when I was an importer and distributor of vacuum tube amplifiers and other types of audio gear, I had to maintain a stash of extra of EL34s, KT88s, 12AX7s and many more for dealers and retail customers. While I was limited by my manufacturer to Tung-Sols and Gold Lions, which were used to design and voice those products, I'd explore other brands whenever I could, and I did get a kick from shopping for NOS versions....
Welcome to my very first tube-rolling review--of the Stradi 300B, S300B and 5U4G. It's not that I'm new to tube-rolling--when I was an importer and distributor of vacuum tube amplifiers and other types of audio gear, I had to maintain a stash of extra of EL34s, KT88s, 12AX7s and many more for