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502ASensibly equivalent¶ to:GL502A
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The Type 502A is a gas filled tetrode thyratron. It is designated for service as a relay or as a a grid controlled rectifier. The peak current at one Amp is ten times the average current rating, as much as for a normal rectifier.
The GE logo and the fact that it was made in the USA.The thin metal tube envelope is 25 mm in diameter, and excluding the IO base pins is 51 mm tall.Reference: Data-sheet. Type 502A was first introduced in 1948. See also 1948 adverts. |
Pin Connections
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |  nc | h | a | nc | g1 | g2 | h | k,m |
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Absolute Maximum Operating Conditions¶
| Vh | Ah | 
| 6.3 | 0.6 |
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Updated January 06, 2022.
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