AD30 Preamp tube

Orange Amps General Forum

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cob666
Tiny Terror
Posts: 62
Joined: Sat Feb 02, 2008 11:00 pm
Location: USA

Post by cob666 » Fri Apr 11, 2008 8:59 pm

I have an AD30 single channel head that has a 12AT7 in the preamp socket. I know that the impedance is different than the 12AX7 so should I be using a 12AY7 (which has even less gain) or find a NOS 5751.

So, is the 12AT7 going to cause problems?

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