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* [ | * [[Media:070-285.pdf|Tektronix 290 Manual]] (PDF) | ||
}} | }} | ||
The '''Tektronix Type 290 Transistor Switching Time Tester''' is a test fixture [[introduced in 1962]] with built-in power supplies for the collector current and the base bias. | The '''Tektronix Type 290 Transistor Switching Time Tester''' is a test fixture [[introduced in 1962]] with built-in power supplies for the collector current and the base bias. | ||