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3AU6 Pinout
basing pinout

 
3AU6 Substitutes
Close or identical XF94

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.

 
3AU6 Ratings
Vh
V		 Ih
A		 VaMax
V		 Vg2Max
V		 PaMax
W		 Pg2Max
W		 Notes
3.15 0.6 330 330 3.5 0.75 Pentode connected
3.15 0.6 275 3.5 Triode connected

 
3AU6 Application Data
Class Va
V		 Vg2
V		 Ia
mA		 Ig2
mA		 Ra
Ω		 S
mA/V		 Rk
Ω
A 250 150 10.6 4.3 1,000,000 5.2 68
A 100 100 5.0 2.1 500,000 3.9 150
A (triode) 250 12.2 4.8 330

 
3AU6 Data sheet links
Peter Millett 3AU6: Acrobat PDF 32K
oldradio.qrz.ru 3AU6: MK buizen handboek
Frank Philipse (Wildcat mirror - Jörg Jan Münter) 3AU6: 3AF4A.pdf (78521 bytes), 3AU6.pdf (188531 bytes), 3AU6.pdf (52126 bytes), 6AR11.pdf (469509 bytes), 6AU6A.pdf (599730 bytes)  XF94: XF94.pdf (205549 bytes) (pt)

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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