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12J5-GT Pinout
basing pinout

 

12J5-GT Substitutes
Close or identical 12J5, CV534, CV535, VT135, VT135A
Different filament voltage 6J5, 6J5G, 6J5GT, CV1067, CV1932, CV1933, CV1934, VR67, VT94, VT94A, VT94B, VT94C, VT94D

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.

 

12J5-GT Ratings
Vh
V
Ih
A
VaMax
V
PaMax
W
Cgk
pF
Cak
pF
Cga
pF
12.6 0.15 300 2.5 4.2 5.0 3.8

 

12J5-GT Application Data
Class Va
V
Vg1
V
Ia
mA
Ra
Ω
S
mA/V
A 90 0.0 10.0 6,700 3.0
A 250 8.0 9.0 7,700 2.6

 

12J5-GT Data sheet links
The Valve Museum 6J5G: html3  6J5GT: html, html2
oldradio.qrz.ru 12J5: MK buizen handboek  6J5G: Brans Vademecum
Frank Philipse (Wildcat mirror - Jörg Jan Münter) 12J5: 12J5.pdf (140517 bytes), 12J5.pdf (255624 bytes)  12J5GT: 12C8.pdf (29597 bytes), 12J5GT.pdf (209477 bytes), 12J5GT.pdf (62923 bytes), 6J7GT.pdf (111793 bytes) (fr)  6J5: 6J5.pdf (139164 bytes), 6J5.pdf (316272 bytes), 6J5.pdf (66104 bytes) (de)  6J5G: 6J5.pdf (62311 bytes) (fr), 6J5G.pdf (36823 bytes)  6J5GT: 1A5GT.pdf (90355 bytes) (fr), 6A8GTX.pdf (438870 bytes), 6H6G.pdf (56206 bytes), 6J5.pdf (199190 bytes), 6J5.pdf (217368 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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