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Power Tube Pentode
The TAD EL84-M pentode tube offers a robust design and provides powerful midrange and well-defined bass. Durable, it offers a lifetime of up to 10,000 hours of use.
Specifications | |
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Product type | Tube |
Tube type | Pentode |
Number of pins | 9 |
Dimensions | Ø22.5 x 79mm |
Electrical characteristics | ||
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Heater voltage (AC or DC) | Min : 5.9V Nom : 6.3V 6.9V | |
Heater current | 0.78A | |
Cathode | Unipotential | |
Max cathode to heater potential | 100V | |
Max. direct inter-electrode capacitances | Grid 1 to cathode | 11.5pF |
Grid 1 to plaque | 0.6pF | |
Plate to cathode | 8.5pF | |
Grid 1 to heater | 0.2pF |
Max values | |
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DC Plate voltage | 420V |
Positive grid 2 DC (screen) voltage | 320V |
Grid 1 voltage (control) | -100V |
DC Cathode current | 60mA |
Plate dissipation | 12W |
Grid 2 DC (screen) dissipation | 2W |
Fixed bias grid 1 resistance | < 300kΩ |
Auto bias grid 1 resistance | < 300kΩ |