New CAT-SL1 circuit HIFI DIY tube preamplifier

Product Details:

Referring to the original circuit design of CAT-SL1, 6X5GT/5Y3GT electronic tube rectification has been added, and the preamp amplification circuit uses three different types of vacuum tubes First level utilization of 12AU7, taking its high bandwidth and sweet tone .
The second stage uses a high U electronic tube 12AX7 for SRPP, making the entire circuit wide in frequency band and dynamic The music has a strong flavor .
Finally, use 6DJ8 as the cathode follower output to achieve extremely low output impedance and higher current driving force, which can be fully compatible with various power amplifiers.
Size:430*160*340mm

Package list:

1 × Finished SL-1 Preamplifier