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6AU4-GTA Pinout
basing pinout
Note: pin 2 is an internal connection

 

6AU4-GTA Substitutes
Different rating or performance 6AU4GT
Different filament voltage 19AU4GTA

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.

 

6AU4-GTA Ratings
Vh Ih
6.3 1.8

 

6AU4-GTA Application Data
RMSin Irect
PIV 4500 175

 

6AU4-GTA Data sheet links
Peter Millett 6AU4-GTA: Acrobat PDF 85K
oldradio.qrz.ru 19AU4: MK buizen handboek
Frank Philipse (Pocnet mirror - Patrik Schindler) 6AU4GTA: 6AR11.pdf (469509 bytes), 6AU4GT.pdf (191311 bytes), 6AU4GTA.pdf (203647 bytes), 6AU4GTA.pdf (82368 bytes), 6AU4GTA.pdf (94387 bytes)  19AU4: 19AU4.pdf (178730 bytes)  19AU4GTA: 19AU4.pdf (90930 bytes)
Frank Philipse (Wildcat mirror - Jörg Jan Münter) 6AU4GTA: 6AR11.pdf (469509 bytes), 6AU4GT.pdf (191311 bytes), 6AU4GTA.pdf (203647 bytes), 6AU4GTA.pdf (82368 bytes), 6AU4GTA.pdf (94387 bytes)  19AU4: 19AU4.pdf (178730 bytes)  19AU4GTA: 19AU4.pdf (90930 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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