Website:https://ranieriaudio.com/
The Varieta preamp is based on direct-burning vacuum triodes, which can be used as a wide range of 4-pin vacuum triodes, including 300B, 2A3/6A3, 12A/201A, 26, 30, 31, 45, 50, 71A, 801A/10Y, 275A/252A, 245 and 842/VT52, providing an exciting tube rolling experience.
