<?xml version="1.0" encoding="utf-8"?><mads xmlns="http://www.loc.gov/mads/" xmlns:mods="http://www.loc.gov/mods/v3" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.loc.gov/mads/
mads.xsd"><authority><topic authority="http://AATesaurus.cultura.gencat.cat/aat/getty_en">television camera tubes</topic></authority><related type="narrower"><topic>vidicons</topic></related><related type="other"><topic>Plumbicons (TM)</topic></related><related type="broader"><topic>cathode ray tubes</topic></related><variant type="other"><topic>television camera tube</topic></variant><variant type="other"><topic>tubes, television camera</topic></variant> <note xml:lang="en"><![CDATA[ Vacuum tubes for television cameras, using a photosensitive surface located in the image plane, of the television camera object lens; having a storage surface on which electronic charge is accumulated, and a scanning electron beam that discharges the target to produce the amplitude modulated video signal. ]]></note></mads>