39,465
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|model=511A | |model=511A | ||
|summary=10 MHz Tube scope | |summary=10 MHz Tube scope | ||
|image= | |image=Tek_511a_2.JPG | ||
|caption=Tektronix | |caption=Tektronix 511A front | ||
|introduced=1948 | |introduced=1948 | ||
|discontinued=1953 | |discontinued=1953 |