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12BA6 Pinout
basing pinout

 
12BA6 Substitutes
Close or identical CV1928, HF93
Different rating or performance 12BD6, 12E4

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.

 
12BA6 Ratings
Vh
V		 Ih
A		 VaMax
V		 Vg2Max
V		 PaMax
W		 Pg2Max
W		 Cgk
pF		 Cak
pF		 Cga
pF
12.6 0.15 330 330 3.4 0.7 5.5 5.0 0.0035

 
12BA6 Application Data
Class Va
V		 Vg2
V		 Ia
mA		 Ig2
mA		 Ra
Ω		 S
mA/V		 Rk
Ω
A 250 100 11.0 4.2 1,000,000 4.4 68
A 100 100 10.8 4.4 250,000 4.3 68

 
12BA6 Data sheet links
Peter Millett 12BA6: Acrobat PDF 19K
The Valve Museum 12BA6: html
oldradio.qrz.ru 12BA6: MK buizen handboek
Frank Philipse (Wildcat mirror - Jörg Jan Münter) 12BA6: 12BA6.pdf (32341 bytes) (fr), 12BA6.pdf (344581 bytes), 12BA6.pdf (54715 bytes), 12BA6.pdf (60988 bytes), 12BA6.pdf (61538 bytes), 6AW8A.pdf (603829 bytes), 6BA6.pdf (403442 bytes)  HF93: HF93.pdf (193897 bytes) (de)  12BD6: 12BD6.pdf (109018 bytes), 12BD6.pdf (174070 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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