The G2018 is an audio voltage amplifying triode designed for radio sets with a series heater chain. The 180 mA heater rating is not common in the UK.The reverse of the zinc painted envelope just carries the makers country of origin - Hungary - the location of the parent company. Tungsram also manufactured in the UK.![](../pics/aaq0355a.jpg)
The dome has the makers name and the Type designationThe balloon envelope is 45 mm in diameter, and excluding the B5 base pins is 100 mm tall.Reference: 1043. Type G2018 was first introduced in 1932. See also 1932 adverts. |
Pin Connections
| 1 | 2 | 3 | 4 | 5 | ![](../static/key.gif) a | g1 | h | h | k |
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Absolute Maximum Operating Conditions¶
| Vh | Ah | Va | Vg | mAa | ra | gm | ![](../static/key.gif)
| 20 | 0.18 | 200 | -5 | 10.0 | 7,000 | 3.5 |
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Updated October 02, 2022.
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