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| CV1720Sensibly equivalent¶ to:POVT177 XL1.5 | 
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 |  | The CV1720 is a midget triode. The prototype was the Hivac XL1.5. The old GPO code is POVT177.Reference: Data-sheet. | 
 |   Pin Connections
|  | 1 | 2 | 3 | 4 | |  g1 | f | f | a | 
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 |   Absolute Maximum Operating Conditions¶
|  | Vh | Ah | Va | gm | | 
 | 1.5 | 0.085 | 100 | 0.7 | 
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 Updated November 11, 2017. |  |