What Are The Differences Between 12AX7A And 12AX7B?

 

 

 

 

 

 

The main difference between the 12AX7A and 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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