Vacuum Tubes #1 ONLINE Source for all NOS Vacuum Tubes

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  • All prices are per tube

    Cossor 53KU=CV378 1950’s black base

    NOS 53KU- Cossor Made 1953 black base/black plates- solid round disc side getter halo in original military box!  Made by A.C. Cossor / Cossor House Highbury Grove/High Wycombe UK. $399.99 per tube. ( Please note: Only one piece is left in stock and the base was cracked and fixed by the british military and stamped on the tube, see pictures ; slight particles inside base but does not affect sound whatsoever.)

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