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m (→top: clean up, replaced: {{Plugin Sidebar 2 → {{Plugin Sidebar | designers=, title=Tektronix → manufacturer=Tektronix | model=) |
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Line 6: | Line 6: | ||
introduced=1957 | | introduced=1957 | | ||
discontinued=1973 | | discontinued=1973 | | ||
series= | series=500-series scopes | | ||
manuals= | manuals= | ||
* [http://w140.com/mmm/tek-l.pdf Tektronix Type L Manual (PDF)] | * [http://w140.com/mmm/tek-l.pdf Tektronix Type L Manual (PDF)] | ||
Line 25: | Line 25: | ||
It was dropped after 1972. | It was dropped after 1972. | ||
[[K]], | [[K]], L, and [[T]] are tied for longest production life, at 16 years. | ||
[[B]], [[D]], and [[G]] are next at 15 years. | [[B]], [[D]], and [[G]] are next at 15 years. | ||