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The Genalex Gold Lion PX300B is a top-of-the-range triode power tube offering incredible audio performance. It is ideal for power amplifier design or as a replacement for equivalent models. The tubes are supplied here in sets of four and are matched to each other to ensure optimum performance.
Technical characteristics
Specifications | |
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Product type | Tubes |
Type of tube | Triode |
Electrical specifications | |
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Heater voltage | 5V AC/DC |
Heater current | 1.25A |
Max plate voltage | 450V |
Max cathode current | 100mA (continuous) |
Max plate dissipation | 40W |
Max grid resistance | Fixed bias : 50kΩ Self bias : 0.5MΩ |
Interelectrode capacitances | Grille to plate : 15pF Grid to filament : 9pF Plate to filament : 4.3pF |
Max. envelope temperature | 205°C |
Transconductance | 5.5mA/V |
Plate resistance | 700Ω |
Amplification factor | 3.85 |
General | |
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Package | Matched quad |