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12AZ7 Pinout
basing pinout

 

12AZ7 Substitutes
Different rating or performance 12AZ7A

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.

 

12AZ7 Ratings
Vh Ih VaMax PaMax Cgk Cak Cga
12.6 0.225 330 2.5 2.8 1.4/1.6 1.9
6.3 0.45

 

12AZ7 Application Data
Class Va Ia Ra S Rk
A 250 10.0 10,900 5.5 200
A 100 3.7 15,000 4.0 270

 

12AZ7 Data sheet links
Dave Cigna''s Pages (DuncanAmps mirror) 12AZ7: html
Peter Millett 12AZ7-A: Acrobat PDF 52K
oldradio.qrz.ru 12AZ7: MK buizen handboek
Frank Philipse 12AZ7: .gif file, 079/1/12AZ7.pdf
Frank Philipse (Pocnet mirror - Patrik Schindler) 12AZ7: 12AZ7.pdf (216989 bytes), 12AZ7.pdf (67839 bytes)  12AZ7A: 12AZ7A.pdf (62341 bytes), 12AZ7A.pdf (71239 bytes)
Frank Philipse (Wildcat mirror - Jörg Jan Münter) 12AZ7: 12AZ7.pdf (216989 bytes), 12AZ7.pdf (67839 bytes)  12AZ7A: 12AZ7A.pdf (62341 bytes), 12AZ7A.pdf (71239 bytes)

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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