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* [[Media:Tek 570 fcp feb 1964.pdf|Tektronix 570 Factory Calibration Procedure 1964 (PDF)]] | * [[Media:Tek 570 fcp feb 1964.pdf|Tektronix 570 Factory Calibration Procedure 1964 (PDF)]] | ||
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The '''Tektronix 570''' is a curve tracer for tubes, introduced in 1955. | The '''Tektronix 570''' was Tek's first curve tracer. | ||
It is a curve tracer for tubes, introduced in 1955. | |||
It sweeps the plate voltage between zero and a selectable maximum voltage | It sweeps the plate voltage between zero and a selectable maximum voltage | ||
while "stepping" the control grid through a set of voltages. | while "stepping" the control grid through a set of voltages. |