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title=Tektronix 555 | | title=Tektronix 555 | | ||
summary=Dual beam 30 MHz scope | | summary=Dual beam 30 MHz scope | | ||
image= | image=Tek_555-wTrace.jpeg | | ||
caption=Tektronix 555 front | | caption=Tektronix 555 front | | ||
introduced=1959 | | introduced=1959 | |
edits