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12B4-A Pinout
basing pinout

 

12B4-A Substitutes
Different rating or performance 12B4

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.

 

12B4-A Ratings
Vh Ih VaPeak VaMax PaMax IkMax Cgk Cak Cga
12.6 0.3 1,000 550 5.5 30 5.0 1.5 4.8
6.3 0.6

 

12B4-A Application Data
Class Va Vg1 Ia Ra S
Frame output 150 -17.5 34.0 1,030 6.3

 

12B4-A Data sheet links
Peter Millett 12B4-A: Acrobat PDF 70K
N7JP Tube Database 12B4A: HTML page
oldradio.qrz.ru 12B4A: MK buizen handboek
Frank Philipse home page 12B4A: .gif file, Acrobat PDF

 

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