European made, original Philips Miniwatt 6SN7GT made in Holland. There is also gray coated glass version. Philips tubes can be found under many different brands like: Adzam, Miniwatt Dario, Pope (export label), Mullard, Radiotechnique, … /p>
Gray plates with "ladder" ribs, black base, original Miniwatt old type yellow boxes, D type getter.
