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104: Difference between revisions
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The Tektronix 104 Square Wave Generator and Voltage Calibrator was [[introduced in 1948]]. | The Tektronix 104 Square Wave Generator and Voltage Calibrator was [[introduced in 1948]]. | ||
The 104A was [[introduced in 1950]]. | 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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