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caption=Tektronix 513D front | | caption=Tektronix 513D front | | ||
introduced=1950 | | introduced=1950 | | ||
discontinued= | discontinued=1955 | | ||
manuals= | manuals= | ||
* [http://bama.edebris.com/download/tek/513/Tek%20513.pdf Tektronix 513 Manual (PDF)] | * [http://bama.edebris.com/download/tek/513/Tek%20513.pdf Tektronix 513 Manual (PDF)] |