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* [[Media:070-0218-01.pdf|Tektronix 502 manual (PDF, OCR)]] | * [[Media:070-0218-01.pdf|Tektronix 502 manual (PDF, OCR)]] | ||
* [[Media:tek_503_fcp.pdf|Tektronix 503 factory calibration procedure (PDF, OCR)]] | * [[Media:tek_503_fcp.pdf|Tektronix 503 factory calibration procedure (PDF, OCR)]] | ||
* [http://w140.com/tek_503_irb.pdf Tektronix 503 Instrument Reference Book (PDF, OCR)] | * [http://w140.com/tek_503_irb.pdf Tektronix 503 Instrument Reference Book (PDF, OCR, bad-OCR)] | ||
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The '''Tektronix Type 503''' is a low-cost, low-bandwidth monolithic oscilloscope [[introduced in 1960]] | The '''Tektronix Type 503''' is a low-cost, low-bandwidth monolithic oscilloscope [[introduced in 1960]] |