What Are The Differences Between 12AX7A And 12AX7B?

 

 

 

 

 

 

The main difference between the 12AX7A and the 12AX7B is that the 12AX7A has higher output gain than the 12AX7B. This makes using the 21AX7A a better option for guitar players who are looking to get a hotter, more over-driven signal from their tube guitar amps. 

 

 

 

 

 

 

 

 


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