Tektronix Type M plug-in unit Tested Works

Tektronix 7S11 Sampling Unit with S-4 Sampling Head Tested

Tektronix Type 160A Power Supply - Untested

Tektronix 7S14 Dual Trace Delayed Sweep Sampler - for 7000 Series Oscilloscopes

Tektronix 7D15 225 MHz Universal Counter/Timer - 7000 Series Module

Tektronix Type 3A3 Plug In, differential dual trace plug-in, untested

Tektronix 7B53A 100 MHz dual time base plug-in for 7K series oscilloscopes

Tektronix PG 502 Plug-in, Guaranteed.