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EF184Sensibly equivalent¶ to:See also:
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The EF184 is a purpose designed high gain VHF frame grid pentode. The EF184 was introduced in 1960 and superseded the EF80. The mutual conductance is 15.6 and the closely related (pin compatible) variable μ pentode EF183 has a μ of 12.5.The valve could be used as an RF amplifier for 405 line television receivers or band two FM radios. We have no details as to its noise performance.![](../pics/aaa0229a.jpg)
The mesh screen and within the open suppressor grid winding. The thin glass tube envelope is 20 mm in diameter and, excluding B9A base pins, is 53 mm tall.References: Data-sheet, 3002 & 1040. Type EF184 was first introduced in 1960. See also 1960 adverts. |
Pin Connections
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | ![](../static/key.gif) k | g1 | k | h | h | s | a | g2 | g3 |
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Absolute Maximum Operating Conditions¶
| Vh | Ah | Va | Vs | Vg | mAa | mAs | ra | gm | ![](../static/pdflogo.gif)
| 6.3 | 0.3 | 170 | 170 | -2 | 10 | 4.1 | 0.33M | 15.6 |
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PDF scanned from an original document held by the museum |
Updated April 21, 2022.
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