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2D21 Pinout
basing pinout

 
2D21 Substitutes
Close or identical CV797, CV8158
Different rating or performance 5727

Warning: Substitutes are given as a guide only - please refer to original manufacturers data sheets to ensure that a substitute is safe and appropriate for your application.

 
2D21 Ratings

No information available
2D21 Application Data

No information available
2D21 Data sheet links
The Valve Museum 2D21: html
Frank Philipse (Wildcat mirror - Jörg Jan Münter) 2D21: 2AV2.pdf (184393 bytes), 2D21.pdf (105476 bytes), 2D21.pdf (223833 bytes), 2D21.pdf (413696 bytes), 2D21.pdf (702717 bytes) (fr)  5727: 2050.pdf (813252 bytes), 5727.pdf (294362 bytes), 5727.pdf (702287 bytes), 5727.pdf (747254 bytes) (fr)

Bold designators are close or identical, Italic designators are different ratings, different pinouts or different filament voltages. Please see the substitutes at the top of the page for more details

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