DescriptionItem specifics
● Condition : New
● Condition of the item : brand new
● Catalog number : 6AU6 6AC7
● Color classification : black
● UPC : Does not apply
eBay
6AU6/6AK6/EF94 on the electronic tube conversion seat (replace) 6AC7/6AB7 on the lower part
(i.e. replacing the original 6AC7/6AB7 with 6AU6/6AK6/EF94)