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The Tektronix Type G is a plug-in differential amplifier for [[500-series scopes]]. | The Tektronix Type G is a plug-in differential amplifier for [[500-series scopes]]. | ||
Unlike | Unlike the [[D|Type D]], the Type G is optimized for RF, achieving only a 100 to 1 common-mode | ||
rejection ratio but operating all the way to 20MHz. Its maximum sensitivity is 50mV/div. | rejection ratio but operating all the way to 20MHz. | ||
Unlike "comparator" plug-ins such as the [[W|Type W]] and [[Z|Type Z]], | |||
the Type G does not contain an internal precision variable voltage source. It is for measuring | |||
the difference between two externally applied input signals. | |||
Its maximum sensitivity is 50mV/div. | |||
It has seven tubes. | It has seven tubes. | ||