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The Tektronix Type E is a low-level differential amplifier plug-in for [[500-series scopes]]. | The Tektronix Type E is a low-level differential amplifier plug-in for [[500-series scopes]]. | ||
The sensitivity ranges from 50 microvolts/div to 10 millivolts/div. The input | The sensitivity ranges from 50 microvolts/div to 10 millivolts/div. The input | ||
is | is an [[Connectors#XLR|XLR]] balanced audio connector feeding directly into the | ||
grids of a [[12AX7]] differential amplifier. Despite the DC-coupled input stage, | |||
the Type E is an AC-coupled amplifier. | |||
It has front panel knobs for selecting the low-frequency and high-frequency cutoff. | It has front panel knobs for selecting the low-frequency and high-frequency cutoff. | ||
It achieves a 50,000 to 1 common mode rejection ratio. Maximum bandwidth is 60kHz. | It achieves a 50,000 to 1 common mode rejection ratio. Maximum bandwidth is 60kHz. | ||