Characteristics
| Base | Octal K8A |
| Type | Beam Power Pentode, Power Output |
| Filament | Vf = 6.3 Volts, If = 0.45 Ampere, Indirect Specified voltage AC/DC |
| Identical | VT-107, CV510 |
| Similar | Different Shape: 6V6G, 6V6GT, 6V6 DDR, CV511, GT6V6, OSW3106, VT-107A Different Quality: 6V6Y Different Base: 6AQ5, CV1862 |
| Predecessor | 6F6 |
| Successor | 6V6GT, 6AQ5, 7C5, 14C5 |
Maximum Ratings
| Max Anode Voltage (Pin 3) | 315 Volts |
| Max Screen Voltage (Pin 4) | 285 Volts |
| Max Anode Dissipation | 12 Watts |
| Max Screen Dissipation | 2 Watts |
Pin Layout
| Pin | Function |
| 1 | – |
| 2 | Filament |
| 3 | Anode |
| 4 | Grid 2 |
| 5 | Grid 1 |
| 6 | – |
| 7 | Filament |
| 8 | Cathode (k) |