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Burroughs BD400 beam switching tube

Size This device measures 80x44mm overall and has a 26-pin base arranged as a circle of 9 pins and a larger circle of 17.

The device carries the markings DD9, 6515 and 2399. It also carries a Sperry number #334601A.

Information is being assembled about this device - check back later!

Quarter view

This file was last modified 15:55:24, Tuesday September 02, 2014