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* [[Media:070-1089-00.pdf|Tektronix 453A Manual (PDF, OCR)]] | * [[Media:070-1089-00.pdf|Tektronix 453A Manual (PDF, OCR)]] | ||
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The '''Tektronix 453''' is a portable 50 MHz dual-trace oscilloscope [[introduced in | The '''Tektronix 453''' is a portable 50 MHz dual-trace oscilloscope [[introduced in 1965]] and produced until the mid-1970's. | ||
The main market driver for the 453 scope was IBM, who wanted a portable scope for Computer Field Engineers | The main market driver for the 453 scope was IBM, who wanted a portable scope for Computer Field Engineers |