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| CV1143Sensibly equivalent¶ to:GT1A NGT4 | 
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 |  | The CV1143 is an argon filled thyratron based on the commercial GT1A and also known as the NGT4.Reference: Data-sheet. Type CV1143 was first introduced in 1937. See also 1937  adverts. | 
 |   Pin Connections
|  | 1 | 2 | 3 | 4 | 5 | |  a | g1 | h | h | k | 
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 |   Absolute Maximum Operating Conditions¶
|  | Vh | Ah | Va | | 
 | 4.0 | 1.3 | 300 | 
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 Updated February 11, 2015. |  |