2-Vintage 5AR4/GZ34 Rectitier Vacuum Tubes

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2-Vintage 5AR4/GZ34 Rectitier Vacuum Tubes:
$175.00

Mfg. RCA. New in original Boxes

StaticTested free of leakageand shorts

Tubes stored originally as replacementsin equipment used by an analytical and physical testing laboratory. They were never used because equipment was upgraded to solid state technology.

You will be the first to see the filaments glow.