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Vintage dave (talk | contribs) m ("5xxA" -> "A-suffix") |
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It has seven tubes on a shock-mounted subchassis. | It has seven tubes on a shock-mounted subchassis. | ||
The Type 53E/54E was [[introduced in 1955]]. Along with Types [[G]] and [[K]], it was | The Type 53E/54E was [[introduced in 1955]]. | ||
the first | Along with Types [[G]] and [[K]], it was | ||
The nomenclature was revised after just a few months, to 53/54E. In 1959, | the first plug-in offered after, not during, | ||
when the A-suffix mainframes came out, all plugins dropped the "53/54". Type E was dropped after 1968. | the original [[531]]/[[535]] introduction in 1954. | ||
The nomenclature was revised after just a few months, to 53/54E. | |||
In 1959, when the A-suffix mainframes came out, all plugins dropped the "53/54". | |||
Type E was dropped after 1968. | |||
* http://bama.edebris.com/manuals/tek/e | * http://bama.edebris.com/manuals/tek/e | ||