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|introduced=1947 | |introduced=1947 | ||
|discontinued=1953 | |discontinued=1953 | ||
|designers=Frank Hood;Logan Belleville | |designers=Frank Hood;Logan Belleville;Howard Vollum | ||
|manuals= | |manuals= | ||
* [[Media:IM-511.pdf|Tektronix 511 Manual]] (PDF, OCR) | * [[Media:IM-511.pdf|Tektronix 511 Manual]] (PDF, OCR) | ||
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* [https://w140.com/1947+Tektronix_Catalog.pdf Tektronix 1947 Catalog with 511] (PDF) | * [https://w140.com/1947+Tektronix_Catalog.pdf Tektronix 1947 Catalog with 511] (PDF) | ||
}} | }} | ||
The 511 was '''Tek's | The 511 was '''Tek's first oscilloscope''', [[introduced in 1947|introduced in June 1947]], but the second product (the first was the [[101|Type 101 Video Calibrator]]). | ||
A revised version, the 511A, was [[introduced in 1950]]. [[Howard Vollum]] was directly involved with the design of the 511. | A revised version, the 511A, was [[introduced in 1950]]. [[Howard Vollum]] was directly involved with the design of the 511. | ||