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535: Difference between revisions
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Early 535s had [[selenium rectifiers]]. | Early 535s had [[selenium rectifiers]]. | ||
Type 535, the single-timebase Type [[531]], and the first four plugins, Types 53[[A]], 53[[B]], 53[[C]], and 53[[D | Type 535, the single-timebase Type [[531]], and the first four plugins, Types 53[[A]], 53[[B]], 53[[C]], and 53[[D]], | ||
were [[introduced in 1954|introduced in August 1954]], advertised as '...the "convertibles" of the Tektronix line'. | were [[introduced in 1954|introduced in August 1954]], advertised as '...the "convertibles" of the Tektronix line'. | ||
Types [[541]] and [[545]] [[introduced_in_1955|came out in March 1955]]. | Types [[541]] and [[545]] [[introduced_in_1955|came out in March 1955]]. | ||