520
The Tektronix 520 is a vectorscope introduced in 1967. Versions were made for NTSC and for PAL.
- Tektronix 520 Manual (PDF)
- Tektronix 520A Manual (PDF)
- Tektronix 520 PAL Factory Calibration Procedure, September 1968 (PDF, needs OCR)
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520A
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520A
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520A
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520A
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520A
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520A
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520A
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520A
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520A
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520A
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520A
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520 PAL version