National

Brand on Tube National
Real Tube Manufacturer Matsushita


Country Japan
Tip Shape Pinched Tip
Glass Color Clear Glass
Mica Double
Getter Slanted O-Getter Halo
Plate Look Ribbed / Scale
Plate Size 14mm
Plate Color Matte Gray
Pin Color Silver Pins
Notes

Supposedly produced on Mullard machines.

National Matsushita 12AX7
National Matsushita 12AX7
National Matsushita 12AX7
National Matsushita 12AX7
National Matsushita 12AX7

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