Tektronix 5A48 Dual Trace Amplifier Oscilloscope Plug-In
60MHz plug-in amplifier for use only with the 5400-Series Mainframe. The unit features five operating modes and selectable trigger source. Rise Time: 5.8 ns or less Input R and C: 1 Mohm within 1%, approx. 24 pF This Dual Trace Amplifier Oscilloscope Plug-In came to us from a retiring electrical engineer who used this in his calibration and product development electronics lab.