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12DQ6 Pinout
basing pinout

 

12DQ6 Substitutes
Different rating or performance 12DQ6A, 12DQ6B
Different filament voltage 17DQ6, 25DQ6, 6DQ6

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.

 

12DQ6 Ratings
Vh
V
Ih
A
VaPeak
V
VaMax
V
Vg2Max
V
PaMax
W
Pg2Max
W
IkMax
mA
Cgk
pF
Cak
pF
Cga
pF
12.6 0.6 6,000 550 175 15 2.5 120 15.0 7.0 0.55

 

12DQ6 Application Data
Class Va
V
Vg2
V
Vg1
V
Ia
mA
Ig2
mA
Ra
Ω
S
mA/V
Line output 250 150 -22.5 75 2.4 20,000 6.0
Line output 60 150 0 300 27

 

12DQ6 Data sheet links
Peter Millett 12DQ6-A: Acrobat PDF 24K  17DQ6-B: Acrobat PDF 23K  6DQ6-B: Acrobat PDF 76K
The Valve Museum 6DQ6A: html
oldradio.qrz.ru 12DQ6A: MK buizen handboek
Frank Philipse (Wildcat mirror - Jörg Jan Münter) 12DQ6A: 12DM4.pdf (204315 bytes), 12DQ6A.pdf (144793 bytes), 12DQ6A.pdf (20822 bytes), 6DQ6A.pdf (421269 bytes)  12DQ6B: 12CU5.pdf (83668 bytes), 12DQ6B.pdf (184343 bytes), 6GV8.pdf (130530 bytes)  25DQ6A: 25DQ6A.pdf (163308 bytes)  6DQ6A: 6DQ6A.pdf (144029 bytes), 6DQ6A.pdf (173215 bytes) (fr)  17DQ6A: 17AX4GT.pdf (118200 bytes), 17DQ6A.pdf (153256 bytes)  17DQ6B: 17AX4GT.pdf (54192 bytes), 17AY3A.pdf (135574 bytes), 17DQ6B.pdf (189471 bytes), 17GJ5A.pdf (54650 bytes)  6DQ6B: 6DQ6B.pdf (179921 bytes), 6DQ6B.pdf (313577 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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