Description
Tetrodes for operation in the output stages of low-frequency amplifiers of electronic equipment. Design - in a glass shell with an octal base. Weight 70 g.
Parameter | Conditions | 6P3S | 6P3C-E | Unit rev. |
Analogue | - | 6L6GT | - | - |
Filament current | - | 900 ± 90 | 88 ± 40 | mA |
Anode current | - | 72 ± 18 | 73 ± 13 | mA |
at the beginning of the characteristic | ≤14 | ≤10 | mA | |
Second grid current | - | ≤9 | ≤6 | mA |
Reverse current of the first grid | - | ≤3 | ≤0.5 | mkA |
Cathode current | ≥275 | - | mA | |
output power | - | ≥5.4 | ≥5.8 | W
|
U n = 5.7 V | ≥4 | ≥5 | ||
Slope characteristics | - | 6 ± 0.8 | 6 ± 0.8 | mA / V |
Harmonic distortion factor | - | eleven | ≤15 | % |
Internal resistance | - | 25 | ≤65 | kOhm |
Insulation resistance of the first mesh | - | ≥20 | ≥100 | MOhm |
Anode insulation resistance | - | ≥20 | ≥100 | MOhm |
Insulation resistance between cathode and heater | - | ≥1 | ≥4 | MOhm |
Interelectrode capacities | entrance | 11 ± 2 | eleven | pF |
weekend | 8.2 +1.5 -1.4 | 6,7 | ||
checkpoint | ≤1 | ≤1 | ||
heater cathode | - | eleven | ||
Running time | - | ≥1000 | ≥5000 | h |
Criteria for evaluation | ||||
output power | - | ≥4 | ≥4.5 | W |
Reverse current of the first grid | - | ≤10 | ≤2 | mkA |