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DL68Sensibly equivalent¶ to:CV2259
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The DL68 is a sub-miniature output pentode designed for hearing aid use with 22.5 Volt HT. A supplement to the data-sheet gives the basic operating conditions for a 45 Volt HT battery.Reference: Data-sheet. Type DL68 was first introduced in 1952. See also 1952 adverts. |
Pin Connections
| 1 | 2 | 3 | 4 | 5 | a | g2 | f+ | g1 | f-,g3 |
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Absolute Maximum Operating Conditions¶
| Vh | Ah | Va | Vs | Vg | mAa | mAs | ra | gm | rk | rl | Pout | D |
| 1.25 | 0.025 | 22.5 | 22.5 | -2.2 | 0.6 | 0.5 | 0.1M | 0.43 | - | 37,000 | 5.0mW | 10% |
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Absolute Maximum Operating Conditions¶
| Vh | Ah | Va | Vs | Vg | mAa | mAs | ra | Pout | D |
| 1.25 | 0.025 | 41 | 41 | -4.0 | 1.8 | 0.32 | 20k | 25.mW | 10% |
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Updated August 01, 2019.
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