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5881 Pinout
basing pinout

 

5881 Substitutes
Close or identical 5881WXT, CK5881

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.

 

5881 Ratings
Vh Ih VaMax Vg2Max PaMax Pg2Max
6.3 0.9 360 270 23.0 3.0

 

5881 Application Data
Class Va Vg2 Vg1 Ia Ig2 Ra S Zout Pout
A S/E 350 250 -18.0 53.0 2.5 48,000 5.2 4,200 11.3
A S/E 250 250 -14.0 75.0 4.3 30,000 6.1 2,500 6.7
AB1 P/P 360 270 -22.5 88.0 5.0 3,800 18.0
AB1 P/P 360 270 -22.5 88.0 5.0 6,600 26.5

 

5881 Data sheet links
David Crittle''s site (Retrovox) 5881: Acrobat PDF
National Valve Museum 5881: html
oldradio.qrz.ru 5881: MK buizen handboek
Frank Philipse (Pocnet mirror - Patrik Schindler) 5881: 5881.pdf (237230 bytes), 5881.pdf (352929 bytes)
Frank Philipse (Wildcat mirror - Jörg Jan Münter) 5881: 5881.pdf (237230 bytes), 5881.pdf (352929 bytes)
TubeZone 5881: pdf

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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