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title=Tektronix 577 | | title=Tektronix 577 | | ||
summary=Curve tracer | | summary=Curve tracer | | ||
image=577 | image=Tek 577 traces.jpg | | ||
caption=Tektronix 577 Curve tracer | | caption=Tektronix 577 Curve tracer | | ||
introduced=1972 | | introduced=1972 | |