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| CV1665Sensibly equivalent¶ to:DH POVT89 | 
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 |  | The CV1665 is an indirectly heated triode. The prototype was the DH that seems to be an exact equivalent. The old GPO code is POVT89.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 | Vg | mAa | ra | gm | μ | | 
 | 16.0 | 0.25 | 200 | -3 | 6.0 | 10,800 | 3.7 | 40.0 | 
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 Updated October 29, 2017. |  |