The Ken Rad JAN CKR 1629 VT-138 magic eye tube TV7 is a vintage NOS (new old stock) tube from the United States. This tube, made by KEN-RAD, has been tested and verified to be bright, making it a desirable choice for vintage electronics enthusiasts looking to restore or repair classic TVs and audio equipment. With its original model and country of manufacture, this tube is a valuable addition to any vintage electronics collection.