I am reviewing a vintage 1975 Amperex ECC88 tube with an A-frame and dimple disc getter from Holland that I purchased from TC Tubes.  I have no idea what all that means. I am a pretty uneducated audiophile, but I love tube equipment and I have personal experience that rolling tubes can make a difference. … Continue reading Tube Rolling – Vintage Amperex ECC88 (A-frame and dimpled disc getter) + TC Tubes