Sylvania NOS 12 AU7 replacement
$25.00
This is a fantastic way to improve your tube preamp or power amp. Made in the 60’s in the good ol USA.
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This is a fantastic way to improve your tube preamp or power amp. Made in the 60’s in the good ol USA.
This is a fantastic way to improve your tube preamp or power amp. Made in the 60’s in the good ol USA.
These are outstanding replacements for your 12AU7’s. Extremely low noise and NOS from the 60’s