104

The Tektronix 104 Square Wave Generator and Voltage Calibrator was introduced in 1948. The 104A was introduced in 1950.

The high-frequency square wave output of the 104 is specified to have a 15 nanosecond rise time. The 104A has a slightly looser specification of 20 nanoseconds.

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  104A

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  104A

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  104A

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  104A

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  104A

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  104A

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  104

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  104A Schematic

• Tektronix 104 Manual (PDF)
• Tektronix 104A Manual (PDF)
• Tektronix 104A Schematic (PDF)
• Tektronix 104 History Parts List (PDF, needs OCR)