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ECH84Sensibly equivalent¶ to:6JX8
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The ECH84 is a low voltage triode heptode. The triode heptode was designed for noise immune TV sync separators.See also the car radio frequency changer ECH83.The thin glass tube envelope is 20 mm in diameter, and excluding the B9A base pins, is 59 mm tall.References: Data-sheet & 1040. Type ECH84 was first introduced in 1961. See also 1961 adverts. |
Pin Connections
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | g3 | g1 | k,g5,s | h | h | a | g2,g4 | a(t) | g1(t) |
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Absolute Maximum Operating Conditions¶
| Vh | Ah | Va | Vs | Vg | mAa | mAs | gm |
| 6.3 | 0.3 | 135 | 14 | 0 | 1.7 | 0.9 | 2.2 |
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Absolute Maximum Operating Conditions¶
| Va | Vg | mAa | ra | gm |
| 50 | 0 | 3.0 | 13.5k | 3.7 |
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Updated February 07, 2013.
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