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811A Pinout
basing pinout

 

811A Substitutes
Close or identical CV5043
Different rating or performance 811, CV628, CV9853, VT217

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.

 

811A Ratings
Vh Ih VaMax PaMax IkMax Cgk Cak Cga
6.3 4.0 1500 65 175 5.9 0.7 5.6

 

811A Application Data

No information available

811A Data sheet links
National Valve Museum 811: html
Frank Philipse 811A: 049/8/811A.pdf
Frank Philipse (Pocnet mirror - Patrik Schindler) 811A: 811A.pdf (421600 bytes)  811: 811.pdf (5690628 bytes)
Frank Philipse (Wildcat mirror - Jörg Jan Münter) 811A: 811A.pdf (421600 bytes)  811: 811.pdf (5690628 bytes)
Triode Electronics 811A: gif1, gif2, gif3, gif4, gif5, gif6, gif7, gif8
TubeZone 811A: pdf
Virtual Valve Museum 811A: HTML page

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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