Features: Hand welding point to point, the main circuit adopts shed welding Two high-end EI type single-ended output transformers with high-end special technology and high-quality broadband response made of Z11 iron core High-voltage power supply and filament power supply independently use high-efficiency toroidal, high-power power transformers with Z11 cores and special materials. The front stage uses one 12AX7 and two 6SN7 vacuum tubes; the driving part uses two 300B electronic tubes to...

Two colors are available: Black and Silver Features  • Pure hand-made, the whole machine is welded with scaffolding.  • Use a square power transformer specially developed for this machine.  • The output transformer uses two high quality wideband EI output transformers.  • The voltage amplification and boost stage uses a 6SN7 for power supply filtering.  • The voltage amplification stage and the push stage use two pairs of 6SL7 and 6SN7 tubes,...

This machine features: 1. Handmade, the whole machine adopts scaffolding welding 2. Using two high-quality wide-band high-pitched sound quality Japanese EI-type output transformer 3. Use high-power Z11 iron core EI type power transformer specially designed for this machine 4. Use 12AX7 and 12AU7 vacuum tubes for voltage amplification and phase inversion, use EL34 vacuum tube for AB1 push-pull power amplification, provide triode and ultra-linear selection function 5. Peripheral power tube...