One matched pair of 12AU7A clear top tubes by RCA.

Prints are virtually off due to age, but at NOS ratings.

Test Ratings:  110/110 and 124/120 on my Jackson 684s tester, minimum is 70, new tubes at about 110.

SHIPPING: Shipping rates quoted are for USA and Canada only. Shipping rates to Europe and Asia are subject to slight variation. The buyer for those countries will be informed about the exact rate after the sale. 

Please pay in 3 days. Combined shipping is welcome. If you have paid for individual items and have surplus shipping fee paid for, I will refund you immediately when I send out the combined parcel.