Type | Substitutes | Base Diagram |
---|---|---|
6SL7 | 6SL7W, 6SL7WGT, 5691*, 6113 | |
Notes: | * - Parallel filaments | |
Web References | 6SL7 (RFT) @ Franks Electron Tubes 6SL7 @ RadioMuseum.org |
Bulb | MT-8 |
Base | Metal Shell Wafer Octal |
Basing | 8BD |
Mounting Position | Any |
Heater Voltage | 6.3 | Volts |
Heater Current | 300 | Ma |
Maximum Heater-Cathode Voltage | 90 | Volts |
  | Section 12 | Section 2 |
Grid to Plate | 2.8 | 2.8 |
Grid to Cathode | 3.0 | 3.4 |
Plate to Cathode | 3.8 | 3.2 |
Plate to Plate | 0.4 |   |
Grid to Grid | 0.65 |   |
Grid Section 2 to Plate Section 1 | 0.13 |   |
Plate Voltage | 300 | Volts |
Plate Dissipation | 1.0 | Watt |
Positive Grid Voltage | 0 | Volts |
Plate Voltage | 250 | Volts |
Grid Voltage | -2 | Volts |
Cathode Bias Resistor | 870 | Ohms |
Plate Current | 2.3 | Ma |
Transconductance | 1600 | �mhos |
Amplification Factor | 70 | X |
Plate REsistance | 44000 | Ohms |
1 | Shield No. 308 connected to cathode. |
2 | Section No. 1 connects to pins 4, 5 and 6, Section No. 2 connects to pins 1, 2 and 3. |