Gould DC Amplifier plug-in. 25 mV to 5 V full scale, Gould 13-4615-105141

Cleaned and Tested: $90.00

Microdyne Corp. Spectrum Display Unit Plug-In for 1100-AR Telemetr Microdyne Corp. 1161-S (A)

As Is Untested: $445.50

Tektronix 200 MHz Dual Trace Amplifier - One Adj knob broken Tektronix 7A26

Cleaned and Tested: $39.00

Tektronix 40MHz Function Generator - Untested Tektronix FG 504

Cleaned and Tested: $535.50

Tektronix Differential Comparator Oscilloscope Plug-In Tektronix 7A13

Cleaned and Tested: $112.50

Tektronix Dual Time Base Plug - In Tektronix 7B53A

Cleaned and Tested: $40.00

Tektronix Dual Trace Amplifier - Tested Working Tektronix 7A18

Cleaned and Tested: $36.00

Tektronix Dual Trace Amplifier Oscilloscope Plug-In - Untest Tektronix 5A38

Cleaned and Tested: $157.50

Tektronix Single Trace Amplifier Plug- In Tektronix 7A16A

Cleaned and Tested: $26.10

Tektronix Time Base Plug - In Tektronix 7B80

As Is Untested: $35.00