Klausmobile Tue Tester Files
Ancient octal all-metal pentode
Pentode mode, UG2=80V
Triode mode, grid 2 connected to plate
| Standard specifications per each triode | |||
| Parameter | Maximum | Operating Point | Measured * |
| Ua, V | +330 (+200@G2) | - | 177 |
| Ug, V | - | - | -5.0 |
| Ia, mA | not rated | - | 5.0 |
| Pa, W | 0.8 (+0.1W Grid 2) | - | 0.9 |
| Gm, mA/V | 1.2 @Ip=2 | - | 2 |
| Rp, kOhm | 1200k for pentode | - | 22 |
| Mu, V/V | - | - | 11 |
Legend: White curves: Ig<5uA Yellow: 5<Ig<20uA Red: 20<Ig<300uA. Measurements terminate at Ig>300uA
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