storage tube
Technical term in electronics; a cathode-ray tube that can retain an image for an extended period without refresh.
蓄積管は、かつてレーダー表示やオシロスコープに使われた。
Storage tubes were once used in radar displays and oscilloscopes.
A general cathode-ray tube (CRT) used for immediate display, while 蓄積管 specifically retains the image.
Compound of 蓄積 (accumulation, storage) and 管 (tube), describing a tube that stores an image.