PL81
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Line Output Pentode
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21.5 V, 0.3 A Heater
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Base B9A
Rating
| Pg2 ≤ 2-W | 7.5 | W |
| (Pg2 = 4.5-W) Pa(max) | 5 | W |
Typical Operation
| Va | 170 | V |
| Vg3 | 0 | V |
| Vg2 | 170 | V |
| Vg1 | -22 | V |
| Ia | 45 | mA |
| Ig2 | 2.9 | mA |
| gm | 6.2 | mA/V |
Line Output Pentode
21.5 V, 0.3 A Heater
Base B9A
| Pg2 ≤ 2-W | 7.5 | W |
| (Pg2 = 4.5-W) Pa(max) | 5 | W |
| Va | 170 | V |
| Vg3 | 0 | V |
| Vg2 | 170 | V |
| Vg1 | -22 | V |
| Ia | 45 | mA |
| Ig2 | 2.9 | mA |
| gm | 6.2 | mA/V |