Tektronix 7904 Oscilloscope 2 channels options 2 & 3

Tektronics TDS 1002B Digital Scope Analyzer 1002B

Tektronix SC 502 15MHz Oscilloscope - Tested turns on

Tektronix T922R 15MHz Dual Channel Analog Oscilloscope Portable CRT Scope

HP 54600A Oscilloscope 100 MHz 2 chan USA + GPIB interface 54650A

Vintage Heathkit IO-12 Oscilloscope - works - as-is

Tektronix 2467B 400MHz 4-Channel Analog Oscilloscope w/ Case - Tested

Tektronix SC502 Oscilloscope Plug-in