Features & Benefits
- HPCC coating technology used for the first time in vacuum tube production
- Improved vacuuming technology for clear signal background
- Premium Grade matched right out of factory to serve outside China
- Suggested burn-in time 150-300 hours
- Package includes one matched pair of Treasures grade ShuGuang HI-FI Vacuum Tube 6CA7-Z
- 60 extra parts selection and matching processes are adopted to ensure premium quality tubes



