The EL11 is an audio output pentode on a continental footless base.In Class A single ended service an output of 4.2 Watts at 10% distortion is achieved. In Class AB1 a pair can generate 8.2 Watts.The top of the envelope bears the makers name and type designation etched into the glass.The classic envelope is 44 mm in diameter, and excluding the footless base pins is 113 mm tall.References: Data-sheet & 3002 Type EL11 was first introduced in 1938. See also 1938 adverts. |
Pin Connections
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | g2 | g1 | k,g3 | nc | h | h | nc | a |
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Absolute Maximum Operating Conditions¶
| Vh | Ah | Va | Vs | Vg | mAa | mAs | ra | gm | rk | Pout |
| 6.3 | 0.9 | 250 | 250 | -6.0 | 36.0 | 4.0 | 7,000 | 9.0 | 150 | 4.5W |
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Updated January 08, 2022.
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