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| CV1312Sensibly equivalent¶ to: | 
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 |  | The CV1312 is an indirectly heated battery triode and the prototype was the 220R. The old service code is Army Receiving 14 (AR14).Reference: Data-sheet. | 
 |   Pin Connections
|  | 1 | 2 | 3 | 4 | 5 | |  a | g1 | h | h | k | 
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 |   Absolute Maximum Operating Conditions¶
|  | Vh | Ah | Va | gm | | 
 | 2.0 | 0.21 | 150 | 1.35 | 
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 Updated October 19, 2017. |  |