2PCS Shuguang 300B-98 Electron Tube Vacuum Tubes Electronic Tubes with Black Base & Gold-Plated Pins

Features:
- Long service life
- Pure carbonized nickel plate (anode)
- Board consumption 45W
- Coated with gold to improve grid
- Strong emission cathode material
- Spring is used to fix filament
- 300B-98 is an improved type of 300B
- Output power is slightly increased
- The frequency response of the tube is broader

Package Included:
- 2 x Electronic Tubes